MUNICH, GERMANY - APRIL 29: Gael Monfils of France during a training session for the 102. BMW Open by FWU at Iphitos tennis club on April 30, 2017 in Munich, Germany. (Photo by Alexander Hassenstein/Getty Images For BMW)
MUNICH, GERMANY - APRIL 29: Gael Monfils of France during a training session for the 102. BMW Open by FWU at Iphitos tennis club on April 30, 2017 in Munich, Germany. (Photo by Alexander Hassenstein/Getty Images For BMW)