NEW YORK, NY - SEPTEMBER 05: Novak Djokovic of Serbia celebrates after winning the first set against Alexandr Dolgopolov of Ukraine during Day Eight of the 2011 US Open at the USTA Billie Jean King ... more 
NEW YORK, NY - SEPTEMBER 05: Novak Djokovic of Serbia celebrates after winning the first set against Alexandr Dolgopolov of Ukraine during Day Eight of the 2011 US Open at the USTA Billie Jean King National Tennis Center on September 5, 2011 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images) less 
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Getty Images | Photo By Matthew Stockman / Getty Images
Mon, Sep 5, 2011 5:02 PM EDT