TORONTO, ON - AUGUST 07: Kei Nishikori of Japan plays a shot against Robin Haase of The Netherlands during a 1st round match on Day 2 of the Rogers Cup at Aviva Centre on August 7, 2018 in Toronto, Canada. (Photo by Vaughn Ridley/Getty Images)
TORONTO, ON - AUGUST 07: Kei Nishikori of Japan plays a shot against Robin Haase of The Netherlands during a 1st round match on Day 2 of the Rogers Cup at Aviva Centre on August 7, 2018 in Toronto, Canada. (Photo by Vaughn Ridley/Getty Images)