NEW YORK, NY - SEPTEMBER 03: Denis Shapovalov of Canada returns a shot during his fourth round match against Pablo Carreno Busta of Spain on Day Seven of the 2017 US Open at the USTA Billie Jean King National Tennis Center on September 3, 2017 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Richard Heathcote/Getty Images)
