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Coco Gauff Pictures
NEW YORK, NEW YORK - AUGUST 31: A line judge watches play wearing a face covering as Cori Gauff of the United States returns the ball during her Women's Singles first round match against Anastasija Sevastova of Latvia on Day One of the 2020 US Open at the USTA Billie Jean King National Tennis Center on August 31, 2020 in the Queens borough of New York City. (Photo by Al Bello/Getty Images)