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WASHINGTON, DC - AUGUST 02: Yasutaka Uchiyama of Japan returns a shot during a match against Andreas Seppi of Italy on Day 3 during the Citi Open at Rock Creek Tennis Center on August 2, 2021 in Washington, DC. (Photo by Mitchell Layton/Getty Images)

WASHINGTON, DC - AUGUST 02:  Yasutaka Uchiyama of Japan returns a shot during a match against Andreas Seppi of Italy on Day 3 during the Citi Open at Rock Creek Tennis Center on August 2, 2021 in Washington, DC.  (Photo by Mitchell Layton/Getty Images)