US swimmer Michael Phelps competes to win gold next to US swimmer Ryan Lochte (L) in the men's 200m individual medley final swimming event at the London 2012 Olympic Games on August 2, 2012 in London. Phelps won his 20th career Olympic medal and completed a historic third consecutive 200m IM Olympic victory. AFP PHOTO / FABRICE COFFRINI

US swimmer Michael Phelps (C) dives next to US swimmer Ryan Lochte (top) and Japan's Kosuke Hagino (bottom) at the start of the men's 200m individual medley final swimming event at the London 2012 Olympic Games on August 2, 2012 in London. Phelps won his 20th career Olympic medal and completed a historic third consecutive 200m IM Olympic victory. AFP PHOTO / LEON NEAL

Germany's Robert Forstemann celebrates his team's bronze medal at the end of the Men's team sprint bronze final as part of the track cycling event of London 2012 Olympic games, on August 2, 2012 in London. AFP PHOTO / LEON NEAL

Great Britain's team competes in the Men's 4000m team pursuit qualifying round of the track cycling event of London 2012 Olympic games, on August 2, 2012 in London. AFP PHOTO / LEON NEAL

French guard Tony Parker celebrates at the end of the men's preliminary round basketball match of the London 2012 Olympic Games on August 2, 2012 at the basketball arena in London. France won 82-74. AFP PHOTO / MARK RALSTON

Chinese guard Liu Wei reacts during the men's preliminary round basketball match Australia vs China of the London 2012 Olympic Games on August 2, 2012 at the basketball arena in London. AFP PHOTO / TIMOTHY A. CLARY

Netherlands' Ranomi Kromowidjojo competes in the women's 100m freestyle final swimming event at the London 2012 Olympic Games on August 2, 2012 in London. AFP PHOTO / CHRISTOPHE SIMON

TOPSHOTS US swimmer Tyler Clary celebrates winning gold in the men's 200m backstroke final swimming event at the London 2012 Olympic Games on August 2, 2012 in London. AFP PHOTO / CHRISTOPHE SIMON

Brazil's Talita Rocha gestures to teammate Maria Antonelli before serving to Austria's Becchara Palmer and Louise Bawden during their London 2012 Olympic Games women's beach volleyball preliminary phase pool E match in Horse Guards Parade in London on August 2, 2012. Brazil won 2-1. AFP PHOTO / DANIEL GARCIA

PICTURE TAKEN WITH AN UNDERWATER CAMERA US swimmer Rebecca Soni competes to win gold and break the world record in the women's 200m breaststroke final swimming event at the London 2012 Olympic Games on August 2, 2012 in London. AFP PHOTO / FRANCOIS XAVIER MARIT

PICTURE TAKEN WITH AN UNDERWATER CAMERA US swimmer Rebecca Soni competes to win gold and break the world record in the women's 200m breaststroke final swimming event at the London 2012 Olympic Games on August 2, 2012 in London. AFP PHOTO / FRANCOIS XAVIER MARIT

A supporter holds a portrait of William Priddy of the US as she shouts during the men's preliminary pool B volleyball match between Brazil and the US in the 2012 London Olympic Games in London on August 2, 2012. AFP PHOTO/KIRILL KUDRYAVTSEV

USA's Nathan Adrian wins the gold medal in the 100 Meters Freestyle Men at the swimming race at the 2012 London Olympics Games in London, UK on August 1st, 2012. Photo by Gouhier-Guibbaud-JMP/ABACAPRESS.COM # 329591_002

Bildnummer: 11104669 Datum: 01.08.2012 Copyright: imago/Camera 4 Olympia 2012 London 01.08.2012 Olympische Spiele London 2012 Hockey Herren Korea (KOR) - Deutschland (GER) 0:1 FUERSTE Moritz ; Olympia London Olympische Spiele Sommerspiele Sommer Hockey Feldhockey Landerspiel NAtionalteam xsp x0x 2012 quer Highlight premiumd Aktion Image number 11104669 date 01 08 2012 Copyright imago Camera 4 Olympia 2012 London 01 08 2012 Olympic Games London 2012 Hockey men Korea KOR Germany ger 0 1 Moritz Olympia London Olympic Games Summer Games Summer Hockey Field Hockey international match National team x0x 2012 horizontal Highlight premiumd Action shot

Bildnummer: 11104671 Datum: 01.08.2012 Copyright: imago/Camera 4 Olympia 2012 London 01.08.2012 Olympische Spiele London 2012 Hockey Herren Korea (KOR) - Deutschland (GER) 0:1 Koreanische Verteidigung bei einer Strafecke ; Olympia London Olympische Spiele Sommerspiele Sommer Hockey Feldhockey Landerspiel NAtionalteam xsp x0x 2012 quer Highlight premiumd Aktion Image number 11104671 date 01 08 2012 Copyright imago Camera 4 Olympia 2012 London 01 08 2012 Olympic Games London 2012 Hockey men Korea KOR Germany ger 0 1 Korean Defence at a Penalty corner Olympia London Olympic Games Summer Games Summer Hockey Field Hockey international match National team x0x 2012 horizontal Highlight premiumd Action shot

Bildnummer: 11106002 Datum: 01.08.2012 Copyright: imago/Sportimage Diego Polenta of Uruguay clears the ball away from Joe Allen of Great Britain..London 2012 Men s Olympic football, Group A, Great Britain v Uruguay at the Millennium Stadium, Cardiff, Wales on the 1st August 2012. Pic Jake Badger/SPORTIMAGE... PUBLICATIONxNOTxINxUK ; Olympia London Olympische Spiele Sommerspiele Sommer Fussball Landerspiel Nationalteam xsp x0x 2012 quer Aufmacher premiumd Football London 2012 Olympics Group Stage Cardiff Great Britain Team GB Uruguay Image number 11106002 date 01 08 2012 Copyright imago Diego Polenta of Uruguay clear The Ball Away From Joe all of them of Great Britain London 2012 Men s Olympic Football Group A Great Britain v Uruguay AT The Millennium Stage Cardiff Wales ON The 1st August 2012 Pic Jake Badger PUBLICATIONxNOTxINxUK Olympia London Olympic Games Summer Games Summer Football international match National team x0x 2012 horizontal Highlight premiumd Football London 2012 Olympics Group Stage Cardiff Great Britain team GB Uruguay

Bildnummer: 11106005 Datum: 01.08.2012 Copyright: imago/Sportimage Daniel Sturridge of Great Britain clashes with Uruguay players..London 2012 Men s Olympic football, Group A, Great Britain v Uruguay at the Millennium Stadium, Cardiff, Wales on the 1st August 2012. Pic Jake Badger/SPORTIMAGE... PUBLICATIONxNOTxINxUK ; Olympia London Olympische Spiele Sommerspiele Sommer Fussball Landerspiel Nationalteam xsp x0x 2012 quer Aufmacher premiumd Football London 2012 Olympics Group Stage Cardiff Great Britain Team GB Uruguay Image number 11106005 date 01 08 2012 Copyright imago Daniel Sturridge of Great Britain clashes with Uruguay Players London 2012 Men s Olympic Football Group A Great Britain v Uruguay AT The Millennium Stage Cardiff Wales ON The 1st August 2012 Pic Jake Badger PUBLICATIONxNOTxINxUK Olympia London Olympic Games Summer Games Summer Football international match National team x0x 2012 horizontal Highlight premiumd Football London 2012 Olympics Group Stage Cardiff Great Britain team GB Uruguay

Poland's rider Michal Rapcewicz with his horse Randon during equestrian dressage individual event in Greenwich Park, London on Thursday, 2nd August, 2012. LEHTIKUVA / Timo Jaakonaho *** FINLAND OUT. NO THIRD PARTY SALES. ***

Poland's rider Michal Rapcewicz with his horse Randon during equestrian dressage individual event in Greenwich Park, London on Thursday, 2nd August, 2012. LEHTIKUVA / Timo Jaakonaho *** FINLAND OUT. NO THIRD PARTY SALES. ***

Poland's rider Michal Rapcewicz with his horse Randon during equestrian dressage individual event in Greenwich Park, London on Thursday, 2nd August, 2012. LEHTIKUVA / Timo Jaakonaho *** FINLAND OUT. NO THIRD PARTY SALES. ***

Bildnummer: 11111814 Datum: 02.08.2012 Copyright: imago/Eibner 02.08.2012, Horse Guards Parade, London, GBR, Olympia 2012, Beach Volleyball, Damen, im Bild Talita Rocha (BRA) ; Olympia London Olympische Spiele Sommerspiele Sommer x0x xkg 2012 hoch Aufmacher premiumd England London Olympia Olympic Sommerspiele United Kingdom great Britain olympische summer games Image number 11111814 date 02 08 2012 Copyright imago Eibner 02 08 2012 Horse Guards Parade London GBR Olympia 2012 Beach Volleyball women in Picture Talita Rocha BRA Olympia London Olympic Games Summer Games Summer x0x xkg 2012 vertical Highlight premiumd England London Olympia Olympic Summer Games United Kingdom Great Britain Olympic Summer Games

Bildnummer: 11111815 Datum: 02.08.2012 Copyright: imago/Eibner 02.08.2012, Horse Guards Parade, London, GBR, Olympia 2012, Beach Volleyball, Damen, im Bild Becchara Palmer (AUS) ; Olympia London Olympische Spiele Sommerspiele Sommer x0x xkg 2012 hoch Aufmacher premiumd England London Olympia Olympic Sommerspiele United Kingdom great Britain olympische summer games Image number 11111815 date 02 08 2012 Copyright imago Eibner 02 08 2012 Horse Guards Parade London GBR Olympia 2012 Beach Volleyball women in Picture Palmer out Olympia London Olympic Games Summer Games Summer x0x xkg 2012 vertical Highlight premiumd England London Olympia Olympic Summer Games United Kingdom Great Britain Olympic Summer Games

Bildnummer: 11111816 Datum: 02.08.2012 Copyright: imago/Eibner 02.08.2012, Horse Guards Parade, London, GBR, Olympia 2012, Beach Volleyball, Damen, im Bild Talita Rocha (BRA) ; Olympia London Olympische Spiele Sommerspiele Sommer x0x xkg 2012 quer Aufmacher premiumd England London Olympia Olympic Sommerspiele United Kingdom great Britain olympische summer games Image number 11111816 date 02 08 2012 Copyright imago Eibner 02 08 2012 Horse Guards Parade London GBR Olympia 2012 Beach Volleyball women in Picture Talita Rocha BRA Olympia London Olympic Games Summer Games Summer x0x xkg 2012 horizontal Highlight premiumd England London Olympia Olympic Summer Games United Kingdom Great Britain Olympic Summer Games

Bildnummer: 11111817 Datum: 02.08.2012 Copyright: imago/Eibner 02.08.2012, Horse Guards Parade, London, GBR, Olympia 2012, Beach Volleyball, Damen, im Bild Uebersicht waerend dem Spiel Palmer, Bawden (AUS) gegen Antonelli, Rocha (BRA) ; Olympia London Olympische Spiele Sommerspiele Sommer x0x xkg 2012 quer Aufmacher premiumd England London Olympia Olympic Sommerspiele United Kingdom great Britain olympische summer games Image number 11111817 date 02 08 2012 Copyright imago Eibner 02 08 2012 Horse Guards Parade London GBR Olympia 2012 Beach Volleyball women in Picture REVIEW waerend the Game Palmer Bawden out against Antonelli Rocha BRA Olympia London Olympic Games Summer Games Summer x0x xkg 2012 horizontal Highlight premiumd England London Olympia Olympic Summer Games United Kingdom Great Britain Olympic Summer Games

Bildnummer: 11111819 Datum: 02.08.2012 Copyright: imago/Eibner 02.08.2012, Horse Guards Parade, London, GBR, Olympia 2012, Beach Volleyball, Damen, im Bild Becchara Palmer (AUS) und Louise Bawden (AUS) ; Olympia London Olympische Spiele Sommerspiele Sommer x0x xkg 2012 hoch Aufmacher premiumd England London Olympia Olympic Sommerspiele United Kingdom great Britain olympische summer games Image number 11111819 date 02 08 2012 Copyright imago Eibner 02 08 2012 Horse Guards Parade London GBR Olympia 2012 Beach Volleyball women in Picture Palmer out and Louise Bawden out Olympia London Olympic Games Summer Games Summer x0x xkg 2012 vertical Highlight premiumd England London Olympia Olympic Summer Games United Kingdom Great Britain Olympic Summer Games

Bildnummer: 11112441 Datum: 02.08.2012 Copyright: imago/Schreyer Giulia Steingruber, SUI, during all-around final at the Games of the 30th Olympiad 2012 in London; 02/08/2012; ; Olympia London Olympische Spiele Sommerspiele Sommer x0x xkg 2012 hoch Aufmacher premiumd Kunstturnen artistic gymnastics Frauen femmes girls women Geraete gymnastique artistique Turnerin athlet 2012 London O2-Arena North Greenwich individual all-around final Mehrkampffinale 30. Olympiade Olympia Olympic Games Olympische Spiele Schwebebalken balance beam poutre playerSUI Giulia Steingruber Image number 11112441 date 02 08 2012 Copyright imago Schreyer Giulia Stein Gruber SUI during All around Final AT The Games of The 30th Olympiad 2012 in London 02 08 2012 Olympia London Olympic Games Summer Games Summer x0x xkg 2012 vertical Highlight premiumd Artistic gymnastics Artistic Gymnastics Women Femmes Girls Women geraete Gymnastique artistique Turn woman Athlete 2012 London O2 Arena North Greenwich Individual All around Final Around final 30 Olympics Olympia Olympic Games Olympic Games Floating bar Balance Beam poutre Giulia Stein Gruber

Olympic Games London 2012, men Tennis Jo-Wilfried Tsonga (FRA) ?? pixathlon fot. Pixathlon/REPORTER

Olympics - London 2012 Olympic Games - Wimbledon - 2/8/12 Tennis - Angelique Kerber (GER) ? pixathlon fot. Pixathlon/REPORTER

Olympics - London 2012 Olympic Games - Wimbledon - 2/8/12 Tennis - Victoria Azarenka (BLR) ? pixathlon fot. Pixathlon/REPORTER

Olympics - London 2012 Olympic Games - Wimbledon - 2/8/12 Tennis - Angelique Kerber (GER) ? pixathlon fot. Pixathlon/REPORTER

Olympics - London 2012 Olympic Games - Wimbledon - 2/8/12 Tennis - Victoria Azarenka (BLR, l.) and Angelique Kerber (GER) ? pixathlon fot. Pixathlon/REPORTER

Olympics - London 2012 Olympic Games - Wimbledon - 2/8/12 Tennis - Victoria Azarenka (BLR) ? pixathlon fot. Pixathlon/REPORTER

Olympics - London 2012 Olympic Games - Wimbledon - 2/8/12 Tennis - Angelique Kerber (GER) ? pixathlon fot. Pixathlon/REPORTER

Olympics - London 2012 Olympic Games - Wimbledon - 2/8/12 Angelique Kerber (GER) ? pixathlon fot. Pixathlon/REPORTER

USA's Kayla Harrison celebrates her victory over Great Britain's Gemma Gibbons following her gold-medal match in the Judo Women's 78 kg division at the ExCeL Centre during the 2012 Summer Olympic Games in London, UK on August 2, 2012. Kayla Harrison defeated Great Britain's Gemma Gibbons to win the Gold Medal. Photo by Harry E. Walker/MCT/ABACAPRESS.COM # 329710_014

USA's Kayla Harrison (white) competes with Great Britain's Gemma Gibbons (blue) during the gold-medal match in the Women's Judo 78 kg division at the ExCeL Centre during the 2012 Summer Olympic Games in London, UK on August 2, 2012. Kayla Harrison defeated Great Britain's Gemma Gibbons to win the Gold Medal. Photo by Harry E. Walker/MCT/ABACAPRESS.COM # 329710_018

during the London Olympics Quarter-final in London, UK on August 2, 2012. Photo by Sindy Thomas/Agence Zoom/ABACAPRESS.COM # 329714_002

during the London Olympics Quarter-final in London, UK on August 2, 2012. Photo by Sindy Thomas/Agence Zoom/ABACAPRESS.COM # 329714_004

France's Julien Benneteau and Richard Gasquet during the London Olympics Tennis tournament in London, UK on August 2, 2012. Photo by Sindy Thomas/Agence Zoom/ABACAPRESS.COM # 329715_014

Maria Sharapova (RUS), AUGUST 2, 2012 - Tennis : Maria Sharapova of Russia in action during the Women's Singles Quarterfinals of the London 2012 Olympic Games at All England Lawn Tennis and Croquet Club in Wimbledon in London, UK. (Photo by Koji Aoki/AFLO SPORT) [0008]

(L to R) Corinne Maitrejean (FRA), Hee Sook Jeon (KOR), AUGUST 2, 2012 - Fencing : Women's Team Foil Bronze Medal Contests at ExCeL during the London 2012 Olympic Games in London, UK. (Photo by Daiju Kitamura/AFLO SPORT) [1045]

Russia's Olga Zabelinskaya starts the women's individual time trial cycling event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. She won the bronze medal. (AP Photo/Matt Rourke)

Chen Fei of China, top and Katarzyna Klys of Poland compete during the women's 70-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Poland's, right to left, Adam Korol, Michael Jelinski, Marek Kolbowicz and Konrad Wasielewski stroke during a men's quadruple rowing sculls semifinal in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012. Poland finished third and qualified to the final. (AP Photo/Natacha Pisarenko)

Senegal's Alexandre Bouzaid, left, reacts during his match against Poland's Radoslaw Zawrotniak in the men's individual epee fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Dmitry Lovetsky)

Grzegorz Fijalek, right, and Mariusz Prudel, left, from Poland celebrate after defeating South Africa in the Beach Volleyball match at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Petr David Josek)

Chen Fei of China, top and Katarzyna Klys of Poland compete during the women's 70-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Great Britain's Heather Stanning, left, and Helen Glover celebrate after winning the gold medal for the women's rowing pair in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012. (AP Photo/Eric Feferberg, Pool)

Germany's, left to right, Martin Sauer, Kristof Wilke, Florian Mennigen, Lukas Mueller, Richard Schmidt, Maximilian Reinelt, Eric Johannesen, Andreas Kuffner and Filip Adamski celebrate after winning the gold medal for the men's rowing eight in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012. (AP Photo/Chris Carlson)

Britain's Heather Stanning and Helen Glover celebrate after winning the gold medal in the women's rowing pair event at the 2012 Summer Olympics in Eton Dorney, near Windsor, England, Wednesday, Aug. 1, 2012. (AP Photo/Eric Feferberg, Pool)

Britain's Heather Stanning, right, and Helen Glover celebrate after winning the gold medal in the women's rowing pair event at the 2012 Summer Olympics in Eton Dorney, near Windsor, England, Wednesday, Aug. 1, 2012. (AP Photo/Eric Feferberg, Pool)

Ukraine's Yana Dementieva, Anastasiia Kozhenkova, Nataliya Dovgodko, and Kateryna Tarasenko stroke to win the gold medal for the women's rowing quadruple sculls in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012. (AP Photo/Natacha Pisarenko, Pool)

Britain's Heather Stanning, front, and Helen Glover celebrate after winning the gold medal in the women's rowing pair event at the 2012 London Summer Olympics in Eton Dorney, near Windsor, England, Wednesday, Aug. 1, 2012. (AP Photo/Eric Feferberg, Pool)

Britain's Heather Stanning, front, and Helen Glover compete to win the gold medal in the women's rowing pair event at the 2012 London Summer Olympics in Eton Dorney, near Windsor, England, Wednesday, Aug. 1, 2012. (AP Photo/Eric Feferberg, Pool)

Britain's Heather Stanning, front, and Helen Glover compete to win the gold medal in the women's rowing pair event at the 2012 London Summer Olympics in Eton Dorney, near Windsor, England, Wednesday, Aug. 1, 2012. (AP Photo/Eric Feferberg, Pool)

New Zealand's Rebecca Scown, left, and Juliette Haigh celebrate after winning a bronze medal in the women's rowing pair in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012. (AP Photo/Armando Franca)

Great Britain's Heather Stanning, right, and Helen Glover celebrate after winning the gold medal for the women's rowing pair in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012. (AP Photo/Chris Carlson)

Cyclist Kristin Armstrong of the United States competes in the women's cycling individual time trial at the 2012 Summer Olympics, on Wednesday, Aug. 1, 2012, in London. Armstrong won her second straight Olympic time trial gold medal Wednesday. (AP Photo/Stefano Rellandini, Pool)

Germany's Tony Martin races to the silver medal in the men's individual time trial cycling event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Christophe Ena, Pool)

Cyclist Kristin Armstrong of the United States competes in the women's cycling individual time trial at the 2012 Summer Olympics, on Wednesday, Aug. 1, 2012, in London. Armstrong won her second straight Olympic time trial gold medal Wednesday. (AP Photo/Stefano Rellandini, Pool)

Germany's Tony Martin races to the silver medal during the men's individual time trial cycling event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Christophe Ena, Pool)

Germany's Tony Martin races to the silver medal during the men's individual time trial cycling event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Christophe Ena)

Germany's Judith Arndt competes on her way to win the silver medal in the women's individual time trial cycling event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Lefteris Pitarakis)

Kristin Armstrong, of the United States, competes on her way to win the gold medal in the women's individual time trial cycling event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Sergey Ponomarev)

Kristin Armstron of the United States, passes through the gates at Hampton Court Palace on her way to winning the gold medal in the Women's Olympic Cycling Time Trial in London on Wednesday, Aug. 1, 2012. (AP Photo/The Canadian Press, Frank Gunn)

Lucie Decosse, of France, reacts to her gold medal after the women's 70-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Yuri Alvear, of Colombia, left, and Chen Fei of China, compete for the bronze medal during the women's 70-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Song Dae-Nam of South Korea, reacts after winning the gold medal match against Asley Gonzalez Cuba during the men's 90-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Song Dae-Nam of South Korea, reacts after winning the gold medal match against Asley Gonzalez Cuba during the men's 90-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Asley Gonzalez Cuba, reacts after losing the gold medal match against Song Dae-Nam of South Korea, during the men's 90-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Singapore's Tianwei Feng plays Japan's Kasumi Ishikawa in a women's bronze medal table tennis match at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Sergei Grits)

China's Ding Ning takes a shot in a women's gold medal table tennis match against China's Li Xiaoxia at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Sergei Grits)

China's Ding Ning takes a shot in a women's gold medal table tennis match against China's Li Xiaoxia at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Sergei Grits)

China's Ding Ning takes a shot in a women's gold medal table tennis match against China's Li Xiaoxia at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Sergei Grits)

Japan's Kasumi Ishikawa serves in a women's bronze medal table tennis match against Singapore's Tianwei Feng at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Sergei Grits)

China's Li Xiaoxia reacts during the gold medal round of women's table tennis match against China's Ding Ning at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Charlie Riedel)

Italy's Daniele Molmenti celebrates winning the gold medal in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. (AP Photo/Kirsty Wigglesworth)

Vavrinec Hradilek of the Czech Republic celebrates after finishing his run in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. Vavrinec Hradilek won the silver medal. (AP Photo/Kirsty Wigglesworth)

Range officials look on as China's Chen Ying shoots during the final of the women's 25-meter pistol event, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. Chen finished second in the event to win the silver medal.(AP Photo/Rebecca Blackwell)

Italy's Daniele Molmenti , left, who won the gold medal is hugged by Germany's Hannes Aigner, right, who won the bronze medal, after the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. (AP Photo/Kirsty Wigglesworth)

Vavrinec Hradilek of the Czech Republic celebrates as he crosses the finish line in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. Hradilek won the silver medal. (AP Photo/Victor R. Caivano)

Germany's Hannes Aigner celebrates after winning the bronze medal in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. (AP Photo/Kirsty Wigglesworth)

Italy's Daniele Molmenti celebrates after winning the gold medal in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. (AP Photo/Kirsty Wigglesworth)

Italy's Daniele Molmenti celebrates as he crosses the finish line in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. Daniele Molmenti won the gold medal in the event. (AP Photo/Kirsty Wigglesworth)

Italy's Daniele Molmenti celebrates as he crosses the finish line in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. Molmenti won the gold medal.(AP Photo/Victor R. Caivano)

Italy's Daniele Molmenti reacts after winning the gold medal in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. (AP Photo/Kirsty Wigglesworth)

Vavrinec Hradilek of the Czech Republic celebrates after finishing his run in the final of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. Vavrinec Hradilek won the silver medal. (AP Photo/Kirsty Wigglesworth)

Vavrinec Hradilek of the Czech Republic negotiates a gate during the K-1 men's kayak slalom semifinal at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. Hradilek won the silver medal in the final. (AP Photo/Victor R. Caivano)

Canada's Sandra Sassine, left, competes with Poland's Aleksandra Socha during the women's individual sabre fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London.(AP Photo/Dmitry Lovetsky)

Freedom Chiya from Southa Africa grimaces during the Beach Volleyball match against Poland at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Petr David Josek)

Poland's gymnast Roman Kulesza performs on the horizontal bar during the artistic gymnastics men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Gregory Bull)

Poland's Lukasz Przybytek and Pawel Kolodzinski, foreground, compete during the 49er class race at the London 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Weymouth and Portland, England. (AP Photo/Bernat Armangue)

Canada's Sandra Sassine, left, competes with Poland's Aleksandra Socha during the women's individual sabre fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London.(AP Photo/Dmitry Lovetsky)

Canada's Sandra Sassine, left, competes with Poland's Aleksandra Socha during the women's individual sabre fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London.(AP Photo/Dmitry Lovetsky)

Canada's Sandra Sassine, left, competes with Poland's Aleksandra Socha during the women's individual sabre fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London.(AP Photo/Dmitry Lovetsky)

China's Ma Jin, right, and Xu Chen play against Nadiezda Zieba and Robert Mateusiak, of Poland, during a mixed doubles badminton match at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Andres Leighton)

Poland's Mateusz Polaczyk competes in the semifinal of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. (AP Photo/Kirsty Wigglesworth)

Greece's Vassiliki Vougiouka, left, competes with Poland's Aleksandra Socha during the women's individual sabre fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London.(AP Photo/Dmitry Lovetsky)

Britain's Bradley Wiggins takes the start of the men's individual time trial cycling event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Matt Rourke)

U.S. sprinter Tyson Gay speaks during a press conference at the 2012 Summer Olympics, on Wednesday, Aug. 1, 2012, in London. (AP Photo/Martin Meissner)

North Korea's Rim Jong Sim falls during the women's 69-kg weightlifting competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Ben Curtis)

Brazilian gymnast Sergio Sasaki Junior performs on the rings during the artistic gymnastics men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Gregory Bull)

Kirstin Thiele of Germany, reacts after winning her match against Chen Fei of China, during the women's 57-kg judo competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Paul Sancya)

Australia's Lauren Jackson, left, drives to the basket against Brazil's Adriana Pinto during a women's basketball game at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Charles Krupa)

Britain's Joe Roebuck splashes water on his face before competing in a men's 200-meter individual medley at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Wednesday, Aug. 1, 2012. (AP Photo/Lee Jin-man)

Brazil's Danilo, left, celebrates his goal with his teammates during the group C men's soccer match against New Zealand at St James' Park in Newcastle, England, during the London 2012 Summer Olympics, Wednesday, Aug. 1, 2012. (AP Photo/Scott Heppell)

Competitors, including Belarus' Viktoria Chaika, front, shoot during qualifiers for the women's 25-meter pistol event, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Rebecca Blackwell)

Japan's Sayaka Sato grimaces as she is helped out of the playing arena after she injured herself while playing against Denmark's Tine Baun, background, at a women's singles badminton match of the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Saurabh Das)

A supporter of Thailand sings to entertain others at the entrance to the ExCel Centre venue at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Ng Han Guan)

Britain's Bradley Wiggins rests his hands on his bike as he takes the start of the men's individual time trial event at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Matt Rourke)

Swiss gymnast Claudio Capelli performs on the rings during the artistic gymnastics men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Gregory Bull)

German gymnast Marcel Nyugen performs on the horizontal bar during the artistic gymnastics men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Julie Jacobson)

Japan's Sayaka Sato is taken out in a wheel chair after she injured herself while playing against Denmark's Tine Baun, unseen, at a women's singles badminton match of the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Saurabh Das)

Japan's Sayaka Sato asks for help after injuring herself while playing against Denmark's Tine Baun in a women's singles badminton match at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Andres Leighton)

German gymnast Fabian Hambuchen performs on the floor during the Artistic Gymnastic men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Matt Dunham)

Brazilian gymnast Sergio Sasaki Junior performs on the vault during the Artistic Gymnastic men's individual all-around competition final at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Matt Dunham)

Brazil's Juliana Silva is covered with sand during a beach volleyball match against Czech Republic's Hana Klapalova and Lenka Hajeckova at the 2012 Summer Olympics, London, Wednesday, Aug. 1, 2012. (AP Photo/Jae C. Hong)

In a Wednesday, Aug. 1, 2012, photo, Guor Marial, 28, does jumping jacks on a soccer field in Flagstaff, Ariz. The Sudanese refugee learned just weeks ago that he could compete in the men's marathon at the Olympics as an independent athlete. (AP Photo/Felicia Fonseca)

Great Britain's gymnast Daniel Purvis performs on the rings during the Artistic Gymnastic men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Matt Dunham)

In a Wednesday, Aug. 1, 2012, photo, Guor Marial, 28, jogs around a soccer field in Flagstaff, Ariz. The Sudanese refugee learned just weeks ago that he could compete in the men's marathon at the Olympics as an independent athlete. (AP Photo/Felicia Fonseca)

In a Wednesday, Aug. 1, 2012, photo, Guor Marial, 28, sets up hurdles on a soccer field in Flagstaff, Ariz. The Sudanese refugee learned just weeks ago that he could compete in the men's marathon at the Olympics as an independent athlete. (AP Photo/Felicia Fonseca)

South Korea's Jung Jin-sun reacts after defeating the United States' Seth Kelsey in the bronze medal match in men's individual epee fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London.(AP Photo/Dmitry Lovetsky)

Russia's Sergey Vodopiyanov, left, fights Brazil's Robenilson Vieira de Jesus, during their men's bantam 56-kg boxing match at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Ivan Sekretarev)

Poland's Adam Korol, Michael Jelinski, Marek Kolbowicz and Konrad Wasielewski, in second boat from rear, sit after finishing third in a men's quadruple rowing sculls semifinal in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012. Germany's crew, which finished first, is in background. Ukraine's Ivan Dovgodko, Sergii Gryn, Kostiantyn Zaitsev and Volodymyr Pavlovskyi, who finished fifth, are in front along with France's Adrien Hardy, lower right. (AP Photo/Armando Franca)

Poland's gymnast Roman Kulesza botches his dismount from the horizontal bar during the artistic gymnastics men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Gregory Bull)

Poland's Mateusz Polaczyk competes in the semifinal of the K-1 men's kayak slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Waltham Cross near London. (AP Photo/Kirsty Wigglesworth)

United States' Ryan Lochte competes in a men's 200-meter backstroke at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Wednesday, Aug. 1, 2012. (AP Photo/Daniel Ochoa De Olza)

People walk through the ExCel Centre, home of several Olympic events, during the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Charlie Riedel)