TORONTO, ON - AUGUST 12: Stefanos Tsitsipas of Greece plays a shot against Rafael Nadal of Spain during the final match on Day 7 of the Rogers Cup at Aviva Centre on August 12, 2018 in Toronto, Canada. (Photo by Vaughn Ridley/Getty Images)
TORONTO, ON - AUGUST 12: Stefanos Tsitsipas of Greece plays a shot against Rafael Nadal of Spain during the final match on Day 7 of the Rogers Cup at Aviva Centre on August 12, 2018 in Toronto, Canada. (Photo by Vaughn Ridley/Getty Images)