Alex de Minaur, of Australia, eacts after defeating Jordan Thompson, of Australia, during a fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Eduardo Munoz Alvarez)
Jannik Sinner, of Italy, returns a shot to Tommy Paul, of the United States, during a fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Adam Hunger)
Karolina Muchova, of the Czech Republic, reacts after defeating Jasmine Paolini, of Italy, in their fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Eduardo Munoz Alvarez)
Karolina Muchova, of the Czech Republic, returns a shot during a match against Jasmine Paolini, of Italy, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Eduardo Munoz Alvarez)
Jack Draper, of Great Britain, misses a shot from Botic van De Zandschulp, of the Netherlands, during the third round of the U.S. Open tennis championships, Saturday, Aug. 31, in New York. 2024. (AP Photo/Adam Hunger)
Jessica Pegula, of the United States, returns a shot during a match against Daria Snigur, of Ukraine, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Daniil Medvedev, of Russia, celebrates winning a match against Nuno Borges, of Portugal, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Daria Snigur, of Ukraine, serves during a match against Jessica Pegula, of the United States, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jessica Pegula, of the United States, returns a shot during a match against Daria Snigur, of Ukraine, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Tommy Paul, of the United States, reacts against Jannik Sinner, of Italy, during a fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Adam Hunger)
Liudmila Samsonova, of Russia, serves to Iga Swiatek, of Poland, during a fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Adam Hunger)
Iga Swiatek, of Poland, returns a shot to Liudmila Samsonova, of Russia, during a fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Adam Hunger)
Iga Swiatek, of Poland, serves to Liudmila Samsonova, of Russia, during a fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Adam Hunger)
Jessica Pegula, of the United States, reacts after winning a match against Daria Snigur, of Ukraine, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jessica Pegula, of the United States, returns a shot during a match against Daria Snigur, of Ukraine, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jessica Pegula, of the United States, returns a shot during a match against Daria Snigur, of Ukraine, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Daniil Medvedev, of Russia, greets Nuno Borges, of Portugal, at the net after winning a match in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Tennis legend Billie Jean King cheers during a match between Jessica Pegula, of the United States, and Daria Snigur, of Ukraine, in the fourth round of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jasmine Paolini, of Italy, reacts while leaving the court after losing to Karolina Muchova, of the Czech Republic, in their fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Eduardo Munoz Alvarez)
Jordan Thompson, of Australia, reacts against Alex de Minaur, of Australia, during a fourth round match of the U.S. Open tennis championships, Monday, Sept. 2, 2024, in New York. (AP Photo/Eduardo Munoz Alvarez)