Andre Agassi and Stefanie Graf look on from the Royal Box on Centre Court during day nine of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 4, 2012 in ... more 
Andre Agassi and Stefanie Graf look on from the Royal Box on Centre Court during day nine of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 4, 2012 in London, England. (Photo by Clive Rose/Getty Images) less 
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Thu, Jul 5, 2012 5:00 PM EDT