NEW YORK, NY - AUGUST 26:  Daniel Evans of Great Britain returns a shot against Kei Nishikori of Japan during their first round men's singles match on Day One of the 2013 US Open at USTA Billie Jean King National Tennis Center on August 26, 2013 in the Flushing neighborhood of the Queens borough of New York City.  (Photo by Al Bello/Getty Images)