Michael Phelps

From left, Garret Weber-Gale, Jason Lezak, Michael Phelps and Cullen Jones of the U.S. celebrate winning the gold in the men's 4x100-meter freestyle relay final during the swimming competitions in the National Aquatics Center at the Beijing 2008 Olympics in Beijing, Aug. 11, 2008.

Credit: AP Photo/Itsuo Inouye