1 of 24: U.S. men's 4x200-meter freestyle relay swimmers, from left Ricky Berens, Ryan Lochte, Peter Vanderkaay and Michael Phelps smile with their medals during an awards ceremony after setting a world record to win the swimming competition in the National Aquatics Center at the Beijing 2008 Olympics in Beijing, Wednesday, Aug. 13, 2008.(AP Photo/Mark J. Terrill) (AP Photo)

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