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Michael Phelps

Michael Phelps of United States smiles during an open swimming training session during the XII FINA World Championships in the the Susie O'Neill Pool at the Rod Laver Arena on March 23, 2007 in Melbourne, Australia. (Photo by Ezra Shaw/Getty Images) *** Local Caption *** Michael Phelps

Hottest Olympic athletes

It can get pretty tough to concentrate on national team colors and medal counts when some of the athletes in London are this hot. -- By Carla Thorpe, Tiara Chiaramonte and Lauren Jones, Yahoo! Sports