PARIS, FRANCE - MAY 31: Kei Nishikori of Japan looks on in his Men's Singles match against Teymuraz Gabashvili of Russia on day eight of the 2015 French Open at Roland Garros on May 31, 2015 in Paris, France. (Photo by Clive Mason/Getty Images)
PARIS, FRANCE - MAY 31: Kei Nishikori of Japan looks on in his Men's Singles match against Teymuraz Gabashvili of Russia on day eight of the 2015 French Open at Roland Garros on May 31, 2015 in Paris, France. (Photo by Clive Mason/Getty Images)