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Ryan Lochte leaves his lane after swimming in a men's 200-meter individual medley semifinal at the U.S. Olympic swimming trials on Friday, June 29, 2012, in Omaha, Neb. At left is Michael Phelps. (AP Photo/Mark Humphrey)

U.S. Olympic swim trials

Athletes compete for a place on the U.S. swimming team at the 2012 Olympic games in London.