NEW YORK NEW YORK - AUGUST 30: Jasmine Paolini of Italy celebrates after winning match point 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 Matthew Stockman/Getty Images) *** BESTPIX ***

NEW YORK, NEW YORK - AUGUST 30: Carlos Alcaraz of Spain during a practice session with Stan Wawrinka of Switzerland before his first round match at USTA Billie Jean King National Tennis Center on August 30, 2026 in New York City. (Photo by Clive Brunskill/Getty Images)

NEW YORK, NEW YORK - AUGUST 30: Carlos Alcaraz of Spain tries to take his chain off during a practice session with Stan Wawrinka of Switzerland before his first round match at USTA Billie Jean King National Tennis Center on August 30, 2026 in New York City. (Photo by Clive Brunskill/Getty Images)

NEW YORK, NEW YORK - AUGUST 30: Carlos Alcaraz of Spain tries to take his chain off during a practice session with Stan Wawrinka of Switzerland before his first round match at USTA Billie Jean King National Tennis Center on August 30, 2026 in New York City. (Photo by Clive Brunskill/Getty Images)

NEW YORK, NEW YORK - AUGUST 30: Carlos Alcaraz of Spain tries to take his chain off during a practice session with Stan Wawrinka of Switzerland before his first round match at USTA Billie Jean King National Tennis Center on August 30, 2026 in New York City. (Photo by Clive Brunskill/Getty Images)

NEW YORK NEW YORK - AUGUST 30: Jack Kennedy of the United States reacts against Lloyd Harris of South Africa 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: Lloyd Harris of South Africa returns against Jack Kennedy of the United States 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: Jack Kennedy of the United States returns against Lloyd Harris of South Africa 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)