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PARIS, FRANCE - MAY 25: Gilles Simon of France plays a forehand during the Men's Singles second round match against Guido Pella of Argentina on day four of the 2016 French Open at Roland Garros on May 25, 2016 in Paris, France. (Photo by Dennis Grombkowski/Getty Images)

PARIS, FRANCE - MAY 25:  Gilles Simon of France plays a forehand during the Men's Singles second round match against Guido Pella of Argentina on day four of the 2016 French Open at Roland Garros on May 25, 2016 in Paris, France.  (Photo by Dennis Grombkowski/Getty Images)