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NEW YORK, NY - SEPTEMBER 11: Felix Auger-Aliassime of Canada celebrates with the trophy after defeating Miomir Kecmanovic of Serbia in their Junior Boys' Doubles match on Day Fourteen of the 2016 US Open at the USTA Billie Jean King National Tennis Center on September 11, 2016 in the Queens borough of New York City. (Photo by Mike Stobe/Getty Images for USTA)

NEW YORK, NY - SEPTEMBER 11:  Felix Auger-Aliassime of Canada celebrates with the trophy after defeating Miomir Kecmanovic of Serbia in their Junior Boys' Doubles match on Day Fourteen of the 2016 US Open at the USTA Billie Jean King National Tennis Center on September 11, 2016 in the Queens borough of New York City.  (Photo by Mike Stobe/Getty Images for USTA)