WASHINGTON, DC - AUGUST 02: Benoit Paire of France returns a shot from Stefanos Tsitispas of Greece during Day 5 of the Citi Open at Rock Creek Tennis Center on August 2, 2019 in Washington, DC. (Photo by Mitchell Layton/Getty Images)
WASHINGTON, DC - AUGUST 02: Benoit Paire of France returns a shot from Stefanos Tsitispas of Greece during Day 5 of the Citi Open at Rock Creek Tennis Center on August 2, 2019 in Washington, DC. (Photo by Mitchell Layton/Getty Images)