STUTTGART, GERMANY - JUNE 16: Milos Raonic of Canada serves the ball to Lucas Pouille of France during day 6 of the Mercedes Cup at Tennisclub Weissenhof on June 16, 2018 in Stuttgart, Germany. (Photo by Alex Grimm/Getty Images)
STUTTGART, GERMANY - JUNE 16: Milos Raonic of Canada serves the ball to Lucas Pouille of France during day 6 of the Mercedes Cup at Tennisclub Weissenhof on June 16, 2018 in Stuttgart, Germany. (Photo by Alex Grimm/Getty Images)