NEW YORK, NY - SEPTEMBER 01: Caroline Wozniacki of Denmark returns a shot against Jamie Loeb of the United States during their Women's Singles First Round match on Day Two of the 2015 US Open at the USTA Billie Jean King National Tennis Center on September 1, 2015 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Al Bello/Getty Images)
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