U.S. water polo players on the bench react during their semifinal match between Australia and the United States at the Water Polo Arena in London. The Americans will play for gold on Thursday. Adam Pretty/Getty Images hide caption

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South Korea's Kim Min Jung (left) and Ha Jung Eun were among the players disqualified for not trying hard enough. Adek Berry /AFP/Getty Images hide caption

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Missy Franklin stands on the podium with her gold medal, after winning the 100m backstroke at the London 2012 Olympic Games. Of that moment, she says, "I was trying to sing, but I was like, crying, at the same time." Adam Pretty/Getty Images hide caption

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