NEW YORK NEW YORK - AUGUST 30: Novak Djokovic of Serbia reacts during a changeover against Mariano Navone of Argentina during their Men's Singles First Round match on Day One of the 2026 US Open at USTA Billie Jean King National Tennis Center on August 30, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Julian Finney/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Umpire Alison Hughes officiates during Novak Djokovic of Serbia against Mariano Navone of Argentina in their Men's Singles First Round match on Day One of the 2026 US Open at USTA Billie Jean King National Tennis Center on August 30, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Julian Finney/Getty Images)

San Luis' US midfielder #11 David Rodriguez celebrates with teammate Spain forward #22 Rafa Llorente after scoring the opening goal during the Liga MX Apertura tournament football match between Monterrey and San Luis, at BBVA stadium in Guadalupe, state of Nuevo Leon, Mexico on August 30, 2026. (Photo by Julio Cesar AGUILAR / AFP via Getty Images)

San Luis' US midfielder #11 David Rodriguez celebrates with teammate Spain forward #22 Rafa Llorente after scoring the opening goal during the Liga MX Apertura tournament football match between Monterrey and San Luis, at BBVA stadium in Guadalupe, state of Nuevo Leon, Mexico on August 30, 2026. (Photo by Julio Cesar AGUILAR / AFP via Getty Images)

San Luis' US midfielder #11 David Rodriguez celebrates with teammate Spain forward #22 Rafa Llorente after scoring the opening goal during the Liga MX Apertura tournament football match between Monterrey and San Luis, at BBVA stadium in Guadalupe, state of Nuevo Leon, Mexico on August 30, 2026. (Photo by Julio Cesar AGUILAR / AFP via Getty Images)

Serbia's Novak Djokovic reacts during a match against Argentina's Mariano Navone during the men's singles first round tennis match on day one of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on August 30, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

NEW YORK NEW YORK - AUGUST 30: Novak Djokovic of Serbia celebrates winning the third set against Mariano Navone of Argentina during their Men's Singles First Round match on Day One of the 2026 US Open at USTA Billie Jean King National Tennis Center on August 30, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Julian Finney/Getty Images)

Serbia's Novak Djokovic hits a backhand against Argentina's Mariano Navone during the men's singles first round tennis match on day one of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on August 30, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)