NEW YORK, NY - SEPTEMBER 03:  Donald Young of the United States celebrates after defeating  Aljaz Bedene of Great Britain during their Men's Singles Second Round match on Day Four of the 2015 US Open at the USTA Billie Jean King National Tennis Center on September 3, 2015 in the Flushing neighborhood of the Queens borough of New York City.  (Photo by Matthew Stockman/Getty Images)