USA's Serena Williams and Spain's Carlos Alcaraz arrive during Fan Week as part of the 2026 US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York, on August 25, 2026. (Photo by TIMOTHY A. CLARY / AFP via Getty Images)

NEW YORK, NEW YORK - AUGUST 25: A young fan screams during Fan Week at the USTA Billie Jean King National Tennis Center on August 25, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - AUGUST 25: Serena Williams of the United States looks on with partner Carlos Alcaraz of Spain in their mixed doubles match against Erin Routliffe of New Zealand and Lloyd Glasspool of the United Kingdom during Fan Week at the USTA Billie Jean King National Tennis Center on August 25, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - AUGUST 25: Serena Williams of the United States reacts with partner Carlos Alcaraz of Spain in their mixed doubles match against Erin Routliffe of New Zealand and Lloyd Glasspool of the United Kingdom during Fan Week at the USTA Billie Jean King National Tennis Center on August 25, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

NEW YORK, NEW YORK - AUGUST 25: Carlos Alcaraz of Spain embaces Serena Williams of the United States in their mixed doubles match against Erin Routliffe of New Zealand and Lloyd Glasspool of the United Kingdom during Fan Week at the USTA Billie Jean King National Tennis Center on August 25, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

Spain's Carlos Alcaraz and USA's Serena Williams arrive during Fan Week as part of the 2026 US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York, on August 25, 2026. (Photo by TIMOTHY A. CLARY / AFP via Getty Images)

NEW YORK, NEW YORK - AUGUST 25: Carlos Alcaraz of Spain embaces Serena Williams of the United States in their mixed doubles match against Erin Routliffe of New Zealand and Lloyd Glasspool of the United Kingdom during Fan Week at the USTA Billie Jean King National Tennis Center on August 25, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)

USA's Serena Williams and Spain's Carlos Alcaraz arrive during Fan Week as part of the 2026 US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York, on August 25, 2026. (Photo by TIMOTHY A. CLARY / AFP via Getty Images)