Stanford

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United States soccer coach Jurgen Klinsmann speaks at a news conference for the World Cup soccer tournament in Stanford, Calif., Friday, May 23, 2014. (AP Photo/Jeff Chiu)

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United States' Aron Johannsson, center, of the Netherlands, stretches during practice in preparation for the World Cup soccer tournament on Thursday, May 22, 2014, in Stanford, Calif. (AP Photo/Ben Margot)

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United States' Joe Corona of Mexico makes a phone call from a golf cart prior to practice in preparation for the World Cup soccer tournament on Thursday, May 22, 2014, in Stanford, Calif. (AP Photo/Ben Margot)

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United States' Jermaine Jones, second from left, stretches during training in preparation for the World Cup soccer tournament on Thursday, May 22, 2014, in Stanford, Calif. (AP Photo/Ben Margot)

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United States' Chris Wondolowski, left, and Michael Parkhurst arrive at U.S. practice in preparation for the World Cup soccer tournament, Thursday, May 22, 2014, in Stanford, Calif. (AP Photo/Ben Margot)

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United States' Aron Johannsson performs drills during training in preparation for the World Cup soccer tournament, Thursday, May 22, 2014, in Stanford, Calif. (AP Photo/Ben Margot)

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United States' Landon Donovan, right, and DaMarcus Beasley take part in drills during training in preparation for the World Cup soccer tournament on Wednesday, May 21, 2014, in Stanford, Calif. (AP Photo/Marcio Jose Sanchez)