NEW YORK, NY - SEPTEMBER 07:  Kei Nishikori of Japan celebrates after defeating Andy Murray of Great Britain during their Men's Singles Quarterfinal match on Day Ten of the 2016 US Open at the USTA Billie Jean King National Tennis Center on September 7, 2016 in the Flushing neighborhood of the Queens borough of New York City.  (Photo by Al Bello/Getty Images)