Jessica Pegula, of the United States, reacts after defeating Karolina Muchova, of the Czech Republic, during the women's singles semifinals of the U.S. Open tennis championships, Thursday, Sept. 5, 2024, in New York. (AP Photo/Frank Franklin II)

Jessica Pegula, of the United States, returns a shot to Karolina Muchova, of the Czech Republic, during the women's singles semifinals of the U.S. Open tennis championships, Thursday, Sept. 5, 2024, in New York. (AP Photo/Julia Nikhinson)

Aryna Sabalenka, of Belarus, reacts after scoring a point against Emma Navarro, of the United States, during the women's singles semifinals of the U.S. Open tennis championships, Thursday, Sept. 5, 2024, in New York. (AP Photo/Julia Nikhinson)

Jessica Pegula reacciona tras ganar un punto Karolina Muchova durante las semifinales del Abierto de Estados Unidos, el jueves 5 de septiembre de 2024, en Nueva York. (AP Foto/Julia Nikhinson)

Aryna Sabalenka, of Belarus, serves to Emma Navarro, of the United States, during the women's singles semifinals of the U.S. Open tennis championships, Thursday, Sept. 5, 2024, in New York. (AP Photo/Frank Franklin II)