Photos: US 2012 Olympians to watch
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Credit: Getty Images
LONDON, ENGLAND - OCTOBER 15: Jonathan Horton of USA competes in the parallel bars during the Men's All Round Final on the third day of the Artistic Gymnastics World Championships 2009 at the O2 Arena on October 15, 2009 in London, England. (Photo by Clive Rose/Getty Images)
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