NEW YORK, NY - AUGUST 31: Lucie Safarova of the Czech Republic returns a shot to Nadia Petrova of Russia during their women's singles third round match on Day Five of the 2012 US Open at USTA Billie Jean King National Tennis Center on August 31, 2012 in the Flushing neigborhood of the Queens borough of New York City. (Photo by Elsa/Getty Images)