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Olympics Day 6 - Cycling - Track

Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge during Day 6 of the London 2012 Olympic Games at Velodrome on August 2, 2012 in London, England. (Photo by Pascal Le Segretain/Getty Images)

Celebs & royals at the Olympics

A host of famous folks have been cheering on their favorite athletes at the London Olympics. -- By Carla Thorpe, Yahoo! Sports