Belarus's Aryna Sabalenka (R) returns the ball to USA's Jessica Pegula (L) during the women's singles semi-final tennis match on day twelve of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 10, 2026. (Photo by kena betancur / AFP via Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 10: Aryna Sabalenka reacts against Jessica Pegula of the United States during their Women's Singles Semifinal match on Day Twelve of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 10, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 10: Aryna Sabalenka celebrates a point against Jessica Pegula of the United States during their Women's Singles Semifinal match on Day Twelve of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 10, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 10: Aryna Sabalenka returns a shot against Jessica Pegula of the United States during their Women's Singles Semifinal match on Day Twelve of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 10, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images)

USA's Jessica Pegula serves to Belarus's Aryna Sabalenka during the women's singles semi-final tennis match on day twelve of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 10, 2026. (Photo by KENA BETANCUR / AFP via Getty Images)

USA's Jessica Pegula returns the ball to Belarus's Aryna Sabalenka during the women's singles semi-final tennis match on day twelve of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 10, 2026. (Photo by KENA BETANCUR / AFP via Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 10: Aryna Sabalenka celebrates a point against Jessica Pegula of the United States during their Women's Singles Semifinal match on Day Twelve of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 10, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Julian Finney/Getty Images)

NEW YORK, NEW YORK - SEPTEMBER 10: Jessica Pegula of the United States looks to return a shot against Aryna Sabalenka during their Women's Singles Semifinal match on Day Twelve of the 2026 US Open at USTA Billie Jean King National Tennis Center on September 10, 2026 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images)