NEW YORK, NEW YORK - SEPTEMBER 02: Jan Choinski of Great Britain returns a shot against Botic van de Zandschulp of Netherlands during their Men's Singles Second Round match on Day Four of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 02, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 02: Jan Choinski of Great Britain returns a shot against Botic van de Zandschulp of Netherlands during their Men's Singles Second Round match on Day Four of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 02, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 02: Jasmine Paolini of Italy serves against Lucrezia Stefanini of Italy during their Women's Singles Second Round match on Day Four of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 02, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 02: Jan Choinski of Great Britain reacts against Botic van de Zandschulp of Netherlands during their Men's Singles Second Round match on Day Four of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 02, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 02: Lucrezia Stefanini of Italy serves against Jasmine Paolini of Italy during their Women's Singles Second Round match on Day Four of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 02, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 02: Jan Choinski of Great Britain reacts against Botic van de Zandschulp of Netherlands during their Men's Singles Second Round match on Day Four of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 02, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 02: Bryan Shelton, father of Ben Shelton of the United States, looks on during his son's match against Hubert Hurkacz of Poland during their Men's Singles Second Round match on Day Four of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 02, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Julian Finney/Getty Images)

USA's Ben Shelton reacts as he plays Poland's Hubert Hurkacz during their men's singles second round tennis match on day four of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York on September 2, 2026. (Photo by TIMOTHY A. CLARY / AFP via Getty Images)