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France's Gael Monfils hits a return to Argentina's Federico Coria during their 2021 US Open Tennis tournament men's singles first round match at the USTA Billie Jean King National Tennis Center in New York, on August 31, 2021. (Photo by TIMOTHY A. CLARY / AFP) (Photo by TIMOTHY A. CLARY/AFP via Getty Images)

France's Gael Monfils hits a return to Argentina's Federico Coria during their 2021 US Open Tennis tournament men's singles first round match at the USTA Billie Jean King National Tennis Center in New York, on August 31, 2021. (Photo by TIMOTHY A. CLARY / AFP) (Photo by TIMOTHY A. CLARY/AFP via Getty Images)