LONDON, ENGLAND - JUNE 24:  Kei Nishikori of Japan plays a backhand during his Gentlemen's Singles first round match against Kenny De Schepper of France on day two of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club at Wimbledon on June 24, 2014 in London, England.  (Photo by Steve Bardens/Getty Images)