PARIS, FRANCE - MAY 29: Gilles Simon of France returns a shot in his Men's Singles match against Nicolas Mahut of France on day six of the 2015 French Open at Roland Garros on May 29, 2015 in Paris, France. (Photo by Julian Finney/Getty Images)
PARIS, FRANCE - MAY 29: Gilles Simon of France returns a shot in his Men's Singles match against Nicolas Mahut of France on day six of the 2015 French Open at Roland Garros on May 29, 2015 in Paris, France. (Photo by Julian Finney/Getty Images)