Japan's Masashi Ebinuma competes with Poland's Pawel Zagrodnik, rifht, during a bronze medal match in the men's 66-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Poland's Pawel Zagrodnik, left, reacts after defeating Azerbaijan's Tarlan Karimov in men's 66-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Second-seed Agnieszka Radwanska of Poland reacts as she loses to Julia Goerges of Germany in their match at the All England Lawn Tennis Club in Wimbledon, London at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Elise Amendola)

Grzegorz Kiljanek of Poland competes in the heats of the C-1 men's canoe slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Kirsty Wigglesworth)

Zengyi Wang of Poland celebrates his win against Zhiwen He of Spain during the men's singles table tennis at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Sergei Grits)

Zengyi Wang of Poland competes against Zhiwen He of Spain during the men's singles table tennis at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Sergei Grits)

Gymnast Marta Pihan-Kulesza from Poland performs on the uneven bars during the Artistic Gymnastic women's qualifications at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julie Jacobson)

Marianne Vos, left, of The Netherlands, outsprints Britain's Elizabeth Armitstead to win the gold medal in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Christophe Ena)

Marianne Vos, left, of The Netherlands, outsprints Britain's Elizabeth Armitstead to win the gold medal in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Christophe Ena)

Olga Zabelinskaya, right, of Russia, crosses the finish line in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. Zabelinskaya took the bronze medal in the event. (AP Photo/Christophe Ena)

Marianne Vos, left, of The Netherlands, celebrates as she crosses the finish line to win the gold medal in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Christophe Ena)

Marianne Vos, left, of The Netherlands, outsprints Britain's Elizabeth Armitstead to win the gold medal in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Christophe Ena)

Marianne Vos, left, of The Netherlands, outsprints Britain's Elizabeth Armitstead to win the gold medal in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Christophe Ena)

Marianne Vos, left, of The Netherlands, celebrates as she crosses the finish line to win the gold medal in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Christophe Ena)

Marianne Vos, left, of The Netherlands, left, outsprints Britain's Elizabeth Armitstead to win the gold medal in the Women's Road Cycling race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Christophe Ena)

China's Wei Ning shoots during the women's skeet qualifiers at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. Wei went on to win the silver medal in the event.(AP Photo/Rebecca Blackwell)

Luxembourg's Marie Muller looks on after losing to Italy's Rosalba Forciniti in a bronze medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Italy's Rosalba Forciniti, left, reacts after throwing Luxembourg's Marie Muller to the mat during a bronze medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Georgia's Lasha Shavdatuashvili, left, competes with Hungary's Miklos Ungvari during the gold medal match in the men's 66-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

North Korea's An Kae Um celebrates after defeating Cuba's Acosta Bermoy in the gold medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

North Korea's An Kae Um celebrates after defeating Cuba's Acosta Bermoy in the gold medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

North Korea's An Kae Um competes with Cuba's Acosta Bermoy, left, during the gold medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

North Korea's An Kae Um competes with Cuba's Acosta Bermoy, right, during the gold medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

North Korea's An Kae Um competes with Cuba's Acosta Bermoy, right, during the gold medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

France's Priscilla Gneto reacts after defeating Belgium's Ilse Heylen in a bronze medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Italy's Rosalba Forciniti reacts after defeating Luxembourg's Marie Muller in a bronze medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Italy's Rosalba Forciniti, left, throws Luxembourg's Marie Muller to the mat during a bronze medal match in the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Wu Minxia of China, left, and He Zi compete during the 3 Meter Synchronized Springboard final at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. China won the gold medal in the event. (AP Photo/Mark J. Terrill)

Abigail Johnston and Kelci Bryant of the USA compete during the 3 Meter Synchronized Springboard final at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. USA won the silver medal in the event. (AP Photo/Mark J. Terrill)

The sky turns black before a heavy rain shower as Poland's Mateusz Polaczyk competes in the heats of the K-1 men's canoe slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Kirsty Wigglesworth)

Polish tennis player and Team flag bearer Agnieska Radwanska, in action during her First Round match on Centre Court in the Women's Singles at the Olympic Tennis Venue, Wimbledon, London, at the 2012 Summer Olympics, on Sunday, July 29, 2012. (AP Photo/Mark Allan)

Natalia Partyka of Poland, pauses in her match against Li Jie of the Netherlands during their women's table tennis match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Sergei Grits)

Natalia Partyka of Poland, competes against Li Jie of the Netherlands during their women's table tennis match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Sergei Grits)

Li Jie of the Netherlands serves against Natalia Partyka of Poland, during their women's table tennis match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Sergei Grits)

German tennis player Julia Goerges shakes hands with Agnieska Radwanska of Poland after beating her in the First Round match on Centre Court in the Women's Singles at the Olympic Tennis Venue, Wimbledon, London, at the 2012 Summer Olympics, on Sunday, July 29, 2012. (AP Photo/Mark Allan)

The peloton passes by The Mall near Buckingham Palace during the women's road cycling race at the 2012 Summer Olympics on Sunday, July 29, 2012, in London. (AP Photo/Charlie Riedel, Pool)

Ahmed Yousef Elkawiseh of Libya (in blue) competes against Mirzahid Farmonov of Uzbekistan during the men's -66kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

United States' Missy Franklin starts in a women's 100-meter backstroke swimming heat at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. (AP Photo/Mark J. Terrill)

William Coleman of the United States, and his horse Twizzle, compete in the equestrian eventing dressage phase at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/David Goldman)

Russia's Dmitriy Ilinykh (15) celebrates after the team defeated Germany during a men's volleyball preliminary match at the 2012 Summer Olympics Sunday, July 29, 2012, in London. (AP Photo/Chris O'Meara)

United States' Missy Franklin starts in a women's 100-meter backstroke swimming heat at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. (AP Photo/Michael Sohn)

Netherlands Kitty van Male, left, and Belgium's Louise Cavenaile vie for the ball during a women's hockey competition preliminary round match against Belgium at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Eranga Jayawardena)

Sanne Keizer from Netherlands dives for a ball during the Beach Volleyball match against Spain at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Petr David Josek)

Russia's Sergey Tetyukhin (8) goes up to block a spike by Germany's Jochen Schops (10) during a men's volleyball preliminary match at the 2012 Summer Olympics Sunday, July 29, 2012, in London. (AP Photo/Chris O'Meara)

France's Camille Lacourt starts his heat in the men's 100-meter backstroke at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. (AP Photo/Matt Slocum)

Brazilian gymnast Ethiene Cristina Gonser Franco, left, reacts in dejection after her exercise on the beam during the artistic gymnastics women's qualifications at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Matt Dunham)

Italy's Federica Pellegrini starts her heat in the women's 400-meter freestyle at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. (AP Photo/Lee Jin-man)

Netherlands Ellen Hoog, second right, celebrates with her teammates after scoring a goal during a women's hockey competition preliminary round match against Belgium at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Eranga Jayawardena)

Netherlands team members huddle during the women's hockey competition preliminary round match against Belgium at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Eranga Jayawardena)

Japan's Aya Takano competes in a women's 400-meter freestyle swimming heat at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. (AP Photo/Lee Jin-man)

France's Coralie Balmy reacts after competing in a women's 400-meter freestyle swimming heat at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Daniel Ochoa De Olza)

The Netherlands' Kitty van Male, left, and Belgium's Judith Vandermeiren battle for the ball during the women's hockey preliminaries at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Bullit Marquez)

Rustam Ukumanov, top, of Kazakhstan reacts after scoring a goal against Spain as Marc Minguell Alferez (6) looks on during a preliminary water polo match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julio Cortez)

Germany's Lars Hartig and Linus Lichtshlag stroke at the start a lightweight men's rowing double sculls heat in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Natacha Pisarenko)

Ravil Manafov of Kazakhstan, left, reaches for the ball as Guillermo Molina Rios of Spain defends during their mens Water Polo preliminary round match at the 2012 Summer Olympics, Saturday, July 28, 2012, in London.(AP Photo/Alastair Grant)

Italian gymnast Vanessa Ferrari performs on the balance beam during the artistic gymnastics women's qualification at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Gregory Bull)

Rosalba Forciniti of Italy celebrates her win over Kyung-Ok Kim of South Korea during the women's -52kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Bora Vang of Turkey competes against Quadri Aruna of Nigeria in the second round of men's table tennis at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Sergei Grits)

Coxswain Mary Whipple, foreground, and U.S. rowers, Caryn Davies, Caroline Lind, Eleanor Logan, Meghan Musnicki, Taylor Ritzel, Esther Lofgren, Zsuzsanna Francia, and Erin Cafaro race a women's rowing eight heat in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Natacha Pisarenko)

Venezuela's Inmara Tibisay Henrriquez Gonzalez lifts during the women's 53-kg, group B, weightlifting competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Hassan Ammar)

Tera Van Beilen of Canada competes in a women's 100-meter breaststroke swimming heat at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Sunday, July 29, 2012. (AP Photo/David J. Phillip)

Mary Whipple, coxswain for the U.S. women's eight, looks from her boat at the rowing venue in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Natacha Pisarenko)

Cheng Ming of China shoots during the women's archery team competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Marcio Jose Sanchez)

Gymnast Ana Sofia Gomez Porras of Guatemala performs on the balance beam during the Artistic Gymnastics women's qualification at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Gregory Bull)

U.S. rowers, left to right, Mary Whipple, Caryn Davies, Caroline Lind, Eleanor Logan, Meghan Musnicki, Taylor Ritzel, Esther Lofgren, Zsuzsanna Francia, and Erin Cafaro stroke during a women's rowing eight heat in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Chris Carlson)

during their mens Water Polo preliminary round match at the 2012 Summer Olympics, Saturday, July 28, 2012, in London.(AP Photo/Alastair Grant)

Elsa Baquerizo, back, from Spain celebrates with her teammate Liliana Fernandez, front, after defeating Netherlands in their Beach Volleyball match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Petr David Josek)

The German team in the Women's Road Cycling race waits for the start of the race at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Frank Franklin II)

Germany's Denys Kaliberda (6), Max Gunthor (15), and Markus Steuerwald (2) celebrate a point against Russia during a men's volleyball preliminary match at the 2012 Summer Olympics Sunday, July 29, 2012, in London. (AP Photo/Chris O'Meara)

William Coleman of the United States, and his horse Twizzle, compete in the equestrian eventing dressage phase at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/David Goldman)

Australian gymnast Georgia Bonora performs on the balance beam during the Artistic Gymnastics women's qualification at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Gregory Bull)

Felipe Perrone Rocha of Spain shoots and scores against Kazakhstan during their mens Water Polo preliminary round match at the 2012 Summer Olympics, Saturday, July 28, 2012, in London.(AP Photo/Alastair Grant)

New Zealand's Kosta Barbarouses, right, fights for the ball against Egypt's Ahmed Fathi during their group C men's soccer match at the London 2012 Summer Olympics, Sunday, July 29, 2012 at Old Trafford Stadium in Manchester, England. (AP Photo/Jon Super)

Tarlan Karimov of Azerbaijan (in blue) competes against Musa Mogushkov of Russia during the men's -66kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

The Netherland's Sanne Keizer sets the ball during a beach volleyball match against Spain at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

Japan's Sayaka Sato plays against Slovenia's Maja Tvrdy at a women's singles badminton match of the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Saurabh Das)

Australian gymnast Ashleigh Brennan performs on the floor during the Artistic Gymnastic women's qualifications at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julie Jacobson)

Italy's Diego Occhiuzzi reacts after defeating USA's Timothy Morehouse during the quarterfinals of the men's fencing individual sabre at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Andrew Medichini)

Russia's Nikolay Kovalev reacts after defeating Germany's Nicolas Limbach during the quarterfinals of the men's fencing individual sabre at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Andrew Medichini)

Takuya Haneda of Japan competes in the heats of the C-1 men's canoe slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Kirsty Wigglesworth)

Italian gymnast Carlotta Ferlito performs on the balance beam during the Artistic Gymnastic women's qualifications at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julie Jacobson)

France's Ronny Turiaf goes up for a dunk during the first half of a preliminary men's basketball game against the USA at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Eric Gay)

The Netherlands' Maartje Paumen (17) and Belgium's Anne Sophie van Regemortel battle for ball possession during the women's hockey preliminaries against Belgium at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Bullit Marquez)

Spain's Elsa Baquerizo goes for the ball during a beach volleyball match against the Netherlands at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

Spain's Liliana Fernandez sets the ball during a beach volleyball match against the Netherlands at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

India's Saina Nehwal plays against Switzerland's Sabrina Jaquet, unseen, at a women's singles badminton match of the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Saurabh Das)

Italian gymnast Vanessa Ferrari performs on the floor during the Artistic Gymnastic women's qualifications at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julie Jacobson)

Austria's Clemens Doppler dives for the ball during a beach volleyball match against Brazil at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

Spain's Pablo Herrera dives for the ball during a beach volleyball match against the Czech Republic at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

USA's Timothy Morehouse reacts after defeating Belarus' Dmitri Lapkes in the men's individual sabre round of 16 fencing at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Andrew Medichini)

Kenki Sato from Japan competes with his horse Chippieh in the equestrian eventing dressage phase during the equestrian eventing competition at Greenwich Park, at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Markus Schreiber)

Germany's Lars Hartig and Linus Lichtshlag stroke at a lightweight men's rowing double sculls heat in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Natacha Pisarenko)

Frank and Helen McAleer, of Norwich, England, watch the Women's Road Cycling race on a screen next to the start line, at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Matt Rourke)

MexicO fans pose for a picture prior to the men's group B soccer match between Mexico and Gabon at the London 2012 Summer Olympics, in Coventry, England, Sunday, July 29, 2012. (AP Photo/Hussein Malla)

Polands' Aleksandra J Klejnowska-Krzywanska reacts during the women's 53-kg, group A, weightlifting competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Mike Groll)

China's Zhang Nan, top, and Zhao Yunlei, play against Russia's Alexandr Nikolaenko and Valeria Sorokina, unseen, at a mixed doubles badminton match of the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Saurabh Das)

Brazil's Leandrinho Barbosa (10) and Australia's Patrick Mills (5) chase down a loose ball during the second half of a preliminary men's basketball game at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Eric Gay)

USA's Lebron James dunks during the first half of a preliminary men's basketball game against France at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Charles Krupa)

Tang Peng of Hong Kong competes against Noshad Alamiyan of Iran during the men's singles table tennis at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Sergei Grits)

USA's Kobe Bryant bites his jersey during the first half of a preliminary men's basketball game against France at the 2012 Summer Olympics, Friday, July 27, 2012, in London. (AP Photo/Charles Krupa)

Switzerland's Sabrina Jaquet plays against India's Saina Nehwal in a women's singles badminton match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Andres Leighton)

Denmark's Louise Larsen Shoots during the women's archery team competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Marcio Jose Sanchez)

France's Jeremie Azou and Stany Delayre drive at the start of a lightweight men's rowing double sculls heat in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Armando Franca)

India's Bhagwan Jai, right, connects with Andrique Allisop of the Seychelles, during men's light 60-kg boxing at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Ivan Sekretarev)

Portugal's Nuno Mendes and Pedro Fraga stroke during a lightweight men's rowing double sculls heat in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Chris Carlson)

Jesus Villafane Vez from Venezuela reacts during the Beach Volleyball match against Netherlands at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Petr David Josek)

Polands' Joanna Lochowska reacts during the women's 53-kg, group A, weightlifting competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Mike Groll)

U.S. gymnast Gabrielle Douglas performs on the uneven bars during the Artistic Gymnastics women's qualification at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Gregory Bull)

China's Huang Wenyi and Xu Dongxiang stroke to win a lightweight women's rowing double sculls heat in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Armando Franca)

Argentina's Sebastian Sole (11) spikes the ball over Australia's Aiden Zingel (1) during a men's volleyball preliminary match at the 2012 Summer Olympics Sunday, July 29, 2012, in London. (AP Photo/Chris O'Meara)

Spain's Liliana Fernandez reacts after scoring a point during a beach volleyball match against the Netherlands at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

Pietro Figlioli, center, of Italy shoots against Thomas Whalan of Australia in a preliminary water polo match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julio Cortez)

Italy's Christian Presciutti, left, and Niccolo Gitto celebrate after beating Australia 8-5 in a preliminary water polo match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julio Cortez)

Luxembourg's Marie Muller, right, competes with Mauritius's Christianne Legentil during the women's 52-kg judo competition at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Paul Sancya)

Romania's Rares Dumitrescu reacts after defeating USA's Daryl Homer during the quarterfinals of the men's fencing individual sabre at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dmitry Lovetsky)

Sideris Tasiadis of Germany competes in the heats of the C-1 men's canoe slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Kirsty Wigglesworth)

Gabon's Muller Dinda (2) jumps for the ball against Mexico's Oribe Peralta, bottom, during the group B men's soccer match at the London 2012 Summer Olympics, in Coventry, England, Sunday, July 29, 2012. (AP Photo/Hussein Malla)

Benjamin Savsek of Slovenia competes in the heats of the C-1 men's canoe slalom at Lee Valley Whitewater Center, at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Kirsty Wigglesworth)

Spain's Elsa Baquerizo spikes the ball during a beach volleyball match against the Netherlands at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

Spain's Liliana Fernandez dives to make a save during a beach volleyball match against the Netherlands at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

Wellington Arias Romero of the Dominican Republic lands a punch against Colombia's Eduar Marriaga Campo during men's light 60-kg boxing at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Ivan Sekretarev)

The Netherlands' Maartje Goderie, foreground and Belgium's Lieselotte van Lindt battle for ball during a women's hockey preliminary match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Bullit Marquez)

Kristina Cook, of Great Britain, and her horse Miners Frolic, compete in the equestrian eventing dressage phase at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/David Goldman)

Coach Mihai Brestyan instructs U.S. gymnast Alexandra Raisman during the artistic gymnastics women's qualifications at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Matt Dunham)

Ben Ainslie of Great Britain sails during the second race of the finn class at the London 2012 Summer Olympics, Sunday, July 29, 2012, in Weymouth and Portland, England. (AP Photo/Francois Mori)

Latvia's Martins Plavins, left, and Janis Smedins celebrate a win over Germany in a beach volleyball match at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Dave Martin)

Chinese gymnast Sui Lu performs on the balance beam during the Artistic Gymnastic women's qualifications at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/Julie Jacobson)

Maria Sharapova of Russia returns to Shahar Peer of Israel at the All England Lawn Tennis Club in Wimbledon, London at the 2012 Summer Olympics, Sunday, July 29, 2012. (AP Photo/Elise Amendola)