NEW YORK NEW YORK - AUGUST 30: Adam Walton of Australia serves against Yibing Wu of China 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 Matthew Stockman/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Adam Walton of Australia serves against Yibing Wu of China 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 Matthew Stockman/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Donna Vekic of Croatia returns a shot against Talia Gibson of Australia 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 Al Bello/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Donna Vekic of Croatia returns a shot against Talia Gibson of Australia 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 Al Bello/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Donna Vekic of Croatia reacts against Talia Gibson of Australia 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 Al Bello/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Donna Vekic of Croatia returns a shot against Talia Gibson of Australia 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 Al Bello/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Talia Gibson of Australia returns a shot against Donna Vekic of Croatia 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 Al Bello/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Talia Gibson of Australia returns a shot against Donna Vekic of Croatia 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 Al Bello/Getty Images)