NEW YORK, NY - SEPTEMBER 01: Caroline Wozniacki of Denmark returns a shot against Arantxa Rus of Netherlands during Day Four of the 2011 US Open at the USTA Billie Jean King National Tennis Center on... more 
NEW YORK, NY - SEPTEMBER 01: Caroline Wozniacki of Denmark returns a shot against Arantxa Rus of Netherlands during Day Four of the 2011 US Open at the USTA Billie Jean King National Tennis Center on September 1, 2011 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Chris Trotman/Getty Images) less 
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Getty Images | Photo By Chris Trotman / Getty Images
Thu, Sep 1, 2011 7:56 PM EDT