U.S. soccer fans

United States fan Amanda Ballesteros watches the World Cup round of 16 soccer match between the United States and Belgium at a public viewing party in San Francisco, Tuesday, July 1, 2014.

United States fans cheer during the World Cup soccer match between the United States and Belgium at a viewing party in Indianapolis, Tuesday, July 1, 2014.

United States fans react as they watch the World Cup round of 16 soccer match between the United States and Belgium at a public viewing party in San Francisco, Tuesday, July 1, 2014.

United States fans cheer as they watch the World Cup round of 16 soccer match between the United States and Belgium at a public viewing party in San Francisco, Tuesday, July 1, 2014.

Fans watch the World Cup round of 16 soccer match between the United States and Belgium at a public viewing party in front of City Hall in San Francisco, Tuesday, July 1, 2014.

Fans cheer during the first half of the Belgium, U.S. World Cup match during a watch party at AT&T stadium, Tuesday, July 1, 2014, in Arlington, Texas.

Fans celebrate after a shot attempt against Belgium by the U.S. during a World Cup watch party at AT&T stadium, Tuesday, July 1, 2014, in Arlington, Texas.

Noriani Estevez, 16, (left) and MaryKate Thornton, 17, both of Macungie, PA, react during the first half of the FIFA World Cup match between USA v Belgium at a viewing party at Air Products Town Square in Bethlehem,PA.

Fans watch at a viewing party as the United States play Belgium in a World Cup soccer match, Tuesday, July 1, 2014.

Soccer fans of the United States celebrate before a World Cup round of 16 match between the U.S. and Belgium outside the Arena Fonte Nova stadium in Salvador, Brazil, Tuesday, July 1, 2014.

U.S. soccer fans celebrate before a World Cup round of 16 match between the U.S. and Belgium outside the Arena Fonte Nova stadium in Salvador, Brazil, Tuesday, July 1, 2014.

A U.S. supporter shouts out during the World Cup round of 16 soccer match between Belgium and the USA at the Arena Fonte Nova in Salvador, Brazil, Tuesday, July 1, 2014.

United States fans react while watching the 2014 World Cup soccer match between the United States and Germany at a public viewing party, Thursday, June 26, 2014, in Philadelphia. Germany defeated the United States 1-0 to win Group G ahead of the Americans, who also advanced to the knockout stage of the World Cup despite losing.

US soccer fans react as they watch the telecast of the 2014 Brazil World Cup soccer match between United States and Germany in Hermosa Beach, Calif., Thursday, June 26, 2014.

Racquel Augat reacts with other United States fans as Germany scores while watching the 2014 World Cup soccer match between the United States and Germany at a public viewing party Thursday, June 26, 2014, in Salt Lake City.

Soccer fans react at the end of a World Cup match between the United States and Germany being watched on a large screen television, Thursday, June 26, 2014, on Fountain Square in downtown Cincinnati. The United States advanced despite a 1-0 loss to Germany.

United States fans celebrate as the team advances to the round of 16 despite losing to Germany 1-0 in a Group G 2014 World Cup soccer match at a public viewing party in San Francisco, Thursday, June 26, 2014.

US fans celebrate after their team advanced to the round of 16 despite losing 0-1 to Germany during the group G World Cup soccer match between the USA and Germany at the Arena Pernambuco in Recife, Brazil, Thursday, June 26, 2014.

USA fans celebrate after team USA qualifying for the next World Cup round following their 1-0 loss to Germany during the group G World Cup soccer match between the USA and Germany at the Arena Pernambuco in Recife, Brazil, Thursday, June 26, 2014.

Alex Dubin, 17, center top, reacts with other United States fans while watching the 2014 World Cup soccer match between the United States and Germany at a public viewing party in San Francisco, Thursday, June 26, 2014.

Alex Dubin, 17, center top, reacts with other United States fans while watching the 2014 World Cup soccer match between the United States and Germany at a public viewing party in San Francisco, Thursday, June 26, 2014.

Rain soaked fans wait for the start of the group G World Cup soccer match between the United States and Germany at the Arena Pernambuco in Recife, Brazil, Thursday, June 26, 2014.

US fans cheer prior to the group G World Cup soccer match between the USA and Germany at the Arena Pernambuco in Recife, Brazil, Thursday, June 26, 2014.

USA fans in the grandstands against Portugal during the 2014 World Cup at Arena Amazonia. The game ended in a 2-2 draw.

United States fans cheer before the first half of a 2014 World Cup game against Portugal at Arena Amazonia.

United States fans cheer before the first half of a 2014 World Cup game against Portugal at Arena Amazonia.

USA fans hold an American flag in the grandstands prior to the match against Portugal during the 2014 World Cup at Arena Amazonia.

A USA fan holds a sign directed at Portugal forward Cristiano Ronaldo in the grandstands prior to the match during the 2014 World Cup at Arena Amazonia.

A USA fan in the grandstands cheers prior to the game against Portugal during the 2014 World Cup at Arena Amazonia.

USA fan holds an American flag in the grandstands prior to the match against Portugal during the 2014 World Cup at Arena Amazonia.

United States fans pose while heading for Arena Amazonia for the World Cup game between Portugal and the United States.

United States fans head for Arena Amazonia for the World Cup game between Portugal and the United States.

United States fans head for Arena Amazonia for the World Cup game between Portugal and the United States.

U.S. soccer fans watching from the pier at Hermosa Beach, California, on June 16, 2014, celebrate Clint Dempsey's goal against Ghana in their first round World Cup match in Brazil.

U.S. fans make their way to Estadio Das Dunas for the World Cup game on June 16, 2014, between the United States and Ghana.

Conor (left) and his dad Tyle Keeley from Charlotte, NC, wait to get into Estadio Das Dunas for the World Cup game between the United States and Ghana on June 16, 2014.

Sisters Brook (left) and Breeze Braunschweig of San Francisco make their way to Estadio Das Dunas ojn June 16, 2014, for the World Cup game between the United States and Ghana

American fans cheer for their team before the group G World Cup soccer match between Ghana and the United States at the Arena das Dunas in Natal, Brazil, Monday, June 16, 2014.

A United States supporter smiles prior to the group G World Cup soccer match between Ghana and the United States at the Arena das Dunas on Monday, June 16, 2014, in Natal, Brazil.

A U.S. fan poses for a photo before the match against Ghana at the Arena das Dunas in Natal, Brazil, Monday, June 16, 2014.

American fans cheer for their team before the group G World Cup soccer match between Ghana and the United States at the Arena das Dunas on Monday, June 16, 2014., in Natal, Brazil.

U.S. fans get ready for their match against Ghana at the Dunas Arena in Natal during the 2014 FIFA World Cup on June 16, 2014.

American soccer fans wait for their team's match against Ghana at the FIFA World Cup Fan Fest on June 16, 2014 in Rio de Janeiro, Brazil.

A U.S. fan prepares for the match against Ghana in Natal during the 2014 FIFA World Cup on June 16, 2014.

American soccer fans wait for their team's match against Ghana at the FIFA World Cup Fan Fest on June 16, 2014 in Rio de Janeiro, Brazil.

A U.S. fan cheers before the match against Ghana at the Dunas Arena in Natal during the 2014 FIFA World Cup on June 16, 2014.

U.S. pose for a photo before a match against Ghana at the Dunas Arena in Natal during the 2014 FIFA World Cup on June 16, 2014.

Iranian and American soccer fans pose for a photo while holding their national flags inside the FIFA Fan Fest area on Copacabana beach, in Rio de Janeiro, Brazil, Monday, June 16, 2014.

Americans soccer fans pose for the picture inside the FIFA Fan Fest area on Copacabana beach, Rio de Janeiro, Brazil, Monday, June 16, 2014.

Iranian and American soccer fans pose for the picture holding their national flags inside the FIFA Fan Fest area on Copacabana beach, Rio de Janeiro, Brazil, Monday, June 16, 2014.

Soccer fans gather at the FIFA Fan Fest area on Copacabana beach to watch a live broadcast World Cup soccer on Monday, June 16, 2014 in Rio de Janeiro, Brazil.

American soccer fans Edward Amador (left) and Phillip Amador from Las Cruces, New Mexico, ride the subway as they wait for the U.S. to play in the FIFA World Cup on June 15, 2014 in Rio de Janeiro, Brazil.

American soccer fan Phillip Amador from Las Cruces, New Mexico, rides the subway on Sunday, June 15, 2014, as he waits for Monday's U.S. vs. Ghana in Rio de Janeiro, Brazil.

U.S. fans cheer during their 2-2 tie with Mexico in their exhibition soccer game at the University of Phoenix Stadium Wednesday, April 2, 2014 in Glendale, Ariz.

A general view of Sporting Park during the National Anthem before a game between the United States and Jamaica.

United States midfielder Graham Zusi (19) and midfielder Mikkel Diskerud (14) celebrate a 2-0 win over Mexico at Columbus Crew Stadium.

Fans cheer during a game between Mexico and the United States at Columbus Crew Stadium. The United States won 2-0.

United States former player Frankie Hejduk prior to a game against Mexico at Columbus Crew Stadium. The United States won 2-0.

Fans cheer during a game between Mexico and the United States at Columbus Crew Stadium. The United States won 2-0.

Fans during a game between Mexico and the United States at Columbus Crew Stadium. The United States won 2-0.

Fans cheer during a game between Mexico and the United States at Columbus Crew Stadium. The United States won 2-0.

Fans cheer during a game between Mexico and the United States at Columbus Crew Stadium. The United States won 2-0.

Fans cheer during a game between Mexico and the United States at Columbus Crew Stadium. The United States won 2-0.

United States fans show their support after a goal during the second half of the match against Jamaica at Sporting Park.

United States fans show their support before the match against Jamaica at Sporting Park. The United States won 2-0.

U.S. fans show their support before the game between the United States and Jamaica at Sporting Park.

U.S. fans cheer during their 2-2 tie with Mexico in their exhibition soccer game at the University of Phoenix Stadium Wednesday, April 2, 2014 in Glendale, Ariz.

U.S. fans cheer following Michael Bradley's goal against Mexico during the first half at the University of Phoenix Stadium for the USA vs Mexico exhibition soccer game Wednesday, April 2, 2014 in Glendale, Ariz.

USA fans cheer following Michael Bradley's goal against Mexico during the first half at the University of Phoenix Stadium for the USA vs Mexico exhibition soccer game Wednesday, April 2, 2014 in Glendale, Ariz.

Soccer fans cheer before a "friendly" match between the U.S. and Mexico at University of Phoenix Stadium April 2, 2014.

Soccer fans cheer for their teams at the University of Phoenix Stadium for the USA vs Mexico exhibition soccer game Wednesday, April 2, 2014 in Glendale, Ariz.

United States fans show their support before the match against Jamaica at Sporting Park. The United States won 2-0.