France's midfielder Paul Pogba runs during a training session at the stadium Santa Cruz in Ribeirao Preto on July 1, 2014, during the 2014 FIFA World Cup in Brazil. AFP PHOTO / FRANCK FIFE

Argentina's Rodrigo Palacio warms-up on the touchline during the World Cup round of 16 soccer match between Argentina and Switzerland at the Itaquerao Stadium in Sao Paulo, Brazil, Tuesday, July 1, 2014. (AP Photo/Frank Augstein)

Argentina's Rodrigo Palacio warms-up on the touchline during the World Cup round of 16 soccer match between Argentina and Switzerland at the Itaquerao Stadium in Sao Paulo, Brazil, Tuesday, July 1, 2014. (AP Photo/Frank Augstein)

France's forward Karim Benzema (L) and midfielder Paul Pogba listen to their national anthem before the round of 16 football match between France and Nigeria at the Mane Garrincha National Stadium in Brasilia during the 2014 FIFA World Cup on June 30, 2014. AFP PHOTO / FRANCK FIFE

TOPSHOTS France's midfielder Paul Pogba celebrates after scoring the first goal during a Round of 16 football match between France and Nigeria at Mane Garrincha National Stadium in Brasilia during the 2014 FIFA World Cup on June 30, 2014. AFP PHOTO / FABRICE COFFRINI

A fan awaits the kick-off of the Round of 16 football match between Germany and Algeria at Beira-Rio Stadium in Porto Alegre during the 2014 FIFA World Cup on June 30, 2014. AFP PHOTO / KIRILL KUDRYAVTSEV

Neymar, Daniel Alves (BRA), JUNE 28, 2014 - Football / Soccer : Neymar and Daniel Alves of brazil sing the national anthem before the FIFA World Cup Brazil 2014 round of 16 match between Brazil and Chile at Estadio Mineirao in Belo Horizonte, Brazil. (Photo by FAR EAST PRESS/AFLO)

Brazil's defender David Luiz celebrates after scoring during the penalty shoot out after extra-time in the Round of 16 football match between Brazil and Chile at The Mineirao Stadium in Belo Horizonte during the 2014 FIFA World Cup on June 28, 2014. AFP PHOTO / JUAN MABROMATA

Belgium's midfielder Marouane Fellaini runs with the ball during a Group H football match between Belgium and Russia at the Maracana Stadium in Rio de Janeiro during the 2014 FIFA World Cup on June 22, 2014. AFP PHOTO / KIRILL KUDRYAVTSEV

Belgium's Divock Origi, right, celebrates with Belgium's Daniel Van Buyten after Origi scored the opening goal during the group H World Cup soccer match between Belgium and Russia at the Maracana stadium in Rio de Janeiro, Brazil, Sunday, June 22, 2014. (AP Photo/Ivan Sekretarev)

Algeria's forward Nabil Ghilas controls the ball during the Group H football match between South Korea and Algeria at the Beira-Rio Stadium in Porto Alegre during the 2014 FIFA World Cup on June 22, 2014. Algeria won 4-2. AFP PHOTO / ADRIAN DENNIS

South Korea's midfielder Ki Sung-Yueng controls the ball during the Group H football match between South Korea and Algeria at the Beira-Rio Stadium in Porto Alegre during the 2014 FIFA World Cup on June 22, 2014. AFP PHOTO / JUNG YEON-JE

US midfielder Jermaine Jones celebrates after scoring during a Group G football match between USA and Portugal at the Amazonia Arena in Manaus during the 2014 FIFA World Cup on June 22, 2014. AFP PHOTO / ODD ANDERSEN

TOPSHOTS US midfielder Jermaine Jones celebrates after scoring during a Group G football match between USA and Portugal at the Amazonia Arena in Manaus during the 2014 FIFA World Cup on June 22, 2014. AFP PHOTO / ODD ANDERSEN

Chile's Arturo Vidal during Soccer World Cup 2014 First round Group B match Spain v Chile at Maracana Stadium, Rio de Janeiro, Brazil , on June 18, 2014. Chile won 2-0 and ousted the defending champions from the competition. Photo by Henri Szwarc/ABACAPRESS.COM

Ivory Coast's Serey Die is overcome with emotion as they play the national anthem before the group C World Cup soccer match between Colombia and Ivory Coast at the Estadio Nacional in Brasilia, Brazil, Thursday, June 19, 2014. (AP Photo/Marcio Jose Sanchez)

FUSSBALL WM 2014 VORRUNDE Gruppe H Belgien - Algerien 17.06.2014 Divock Origi (Belgien) PUBLICATIONxNOTxINxAUTxSUIxITA Football World Cup 2014 Fight Group H Belgium Algeria 17 06 2014 Origi Belgium PUBLICATIONxNOTxINxAUTxSUIxITA

Mexico's goalkeeper Guillermo Ochoa makes a save from a header attempt at goal by Brazil's defender Thiago Silva (not pictured) during a Group A football match between Brazil and Mexico in the Castelao Stadium in Fortaleza during the 2014 FIFA World Cup on June 17, 2014. AFP PHOTO / FABRICE COFFRINI

Cameroon's forward Samuel Eto'o reacts during the Group A football match between Mexico and Cameroon at the Dunas Arena in Natal during the 2014 FIFA World Cup on June 13, 2014. AFP PHOTO / YURI CORTEZ