NEW YORK NEW YORK - AUGUST 30: Elena-Gabriela Ruse of Romania, left, shakes hands with Jessica Pegula of the United States after Pegula 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 Al Bello/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Jessica Pegula of the United States celebrates match point against Elena-Gabriela Ruse of Romania 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: Jessica Pegula of the United States celebrates match point against Elena-Gabriela Ruse of Romania 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: Kamilla Rakhimova returns against Barbora Krejcikova of Czechia 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 Caleb Bowlin/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Kamilla Rakhimova returns against Barbora Krejcikova of Czechia 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 Caleb Bowlin/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Kamilla Rakhimova reacts against Barbora Krejcikova of Czechia 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 Caleb Bowlin/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Kamilla Rakhimova reacts against Barbora Krejcikova of Czechia 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 Caleb Bowlin/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Jasmine Paolini of Italy returns against Veronika Erjavec of Slovenia 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)