NEW YORK, NEW YORK - SEPTEMBER 01: Adolfo Daniel Vallejo of Paraguay reacts against Gael Monfils of France during their Men's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Mike Stobe/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 01: Gael Monfils of France returns a shot against Adolfo Daniel Vallejo of Paraguay during their Men's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Mike Stobe/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 01: Gael Monfils of France reacts against Adolfo Daniel Vallejo of Paraguay during their Men's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Julian Finney/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 01: Adolfo Daniel Vallejo of Paraguay returns a shot against Gael Monfils of France during their Men's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Mike Stobe/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 01: Adolfo Daniel Vallejo of Paraguay returns a shot against Gael Monfils of France during their Men's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Mike Stobe/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 01: Adolfo Daniel Vallejo of Paraguay serves against Gael Monfils of France during their Men's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Mike Stobe/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 01: Coco Gauff of the United States looks on against Zeynep Sonmez of Turkey during their Women's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Patrick Smith/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 01: Coco Gauff of the United States looks on against Zeynep Sonmez of Turkey during their Women's Singles First Round match on Day Three of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 01, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Patrick Smith/Getty Images)