NEW YORK, NY - SEPTEMBER 02:  David Goffin of Belgium returns a shot against Ricardas Berankis of Lithuania during their Men's Singles Second Round match against Day Three of the 2015 US Open at the USTA Billie Jean King National Tennis Center on September 2, 2015 in the Flushing neighborhood of the Queens borough of New York City.  (Photo by Alex Goodlett/Getty Images)