NEW YORK, NEW YORK - SEPTEMBER 01: Frances Tiafoe of the United States returns the ball against Guido Pella of Argentina during his Men's Singles second round match on Day Three of the 2021 US Open at the Billie Jean King National Tennis Center on September 01, 2021 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Al Bello/Getty Images)
