NEW YORK NEW YORK - AUGUST 30: Mariano Navone of Argentina returns against Novak Djokovic of Serbia 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 Mike Stobe/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Mariano Navone of Argentina reacts against Novak Djokovic of Serbia 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 Mike Stobe/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Solana Sierra, left, of Argentina shakes hands with Elina Svitolina of Ukraine after Svitolina won the match in straight sets during their Women'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 Patrick Smith/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Elina Svitolina of Ukraine looks on against Solana Sierra of Argentina during their Women'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 Patrick Smith/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Novak Djokovic of Serbia reacts 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 Mike Stobe/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Elina Svitolina of Ukraine celebrates match point against Solana Sierra of Argentina during their Women'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 Patrick Smith/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Elina Svitolina of Ukraine celebrates match point against Solana Sierra of Argentina during their Women'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 Patrick Smith/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Elina Svitolina of Ukraine reacts against Solana Sierra of Argentina during their Women'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 Patrick Smith/Getty Images)