Jannik Sinner, of Italy, celebrates with members of his team after defeating Taylor Fritz, of the United States, in the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jannik Sinner, of Italy, reacts after winning a game against Taylor Fritz, of the United States, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, in New York. 2024. (AP Photo/Seth Wenig)
Taylor Fritz, of the United States, reacts in the third set against Jannik Sinner, of Italy, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Taylor Fritz, of the United States, reacts in the third set against Jannik Sinner, of Italy, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Julia Nikhinson)
Jannik Sinner, of Italy, reacts after scoring a point against Taylor Fritz, of the United States, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, in New York. 2024. (AP Photo/Frank Franklin II)
Jannik Sinner, of Italy, reacts after scoring a point against Taylor Fritz, of the United States, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, in New York. 2024. (AP Photo/Seth Wenig)
Jannik Sinner, of Italy, returns a shot to Taylor Fritz, of the United States, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Taylor Fritz, of the United States, holds the finalist trophy after losing to Jannik Sinner, of Italy, in the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jannik Sinner, of Italy, holds up the championship trophy after defeating Taylor Fritz, of the United States, in the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Taylor Fritz, of the United States, returns a shot to Jannik Sinner, of Italy, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jannik Sinner, of Italy, reacts after defeating Taylor Fritz, of the United States, to win the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Taylor Fritz, of the United States, reacts in the third set against Jannik Sinner, of Italy, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jannik Sinner, of Italy, holds the championship trophy as Taylor Fritz, of the United States, looks on after sinner won the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Taylor Fritz, of the United States, reacts after being defeated by Jannik Sinner, of Italy, in the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, in New York. 2024. (AP Photo/Frank Franklin II)
Jannik Sinner, of Italy, kisses the championship trophy after defeating Taylor Fritz, of the United States, in the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Julia Nikhinson)
Taylor Swift and Kansas City Chiefs tight end Travis Kelce, cheer as they watch play between Jannik Sinner, of Italy, and Taylor Fritz, of the United States, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Seth Wenig)
Taylor Fritz, of the United States, reacts in the second set against Jannik Sinner, of Italy, during the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jannik Sinner, of Italy, reacts after defeating Taylor Fritz, of the United States, to win the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, 2024, in New York. (AP Photo/Kirsty Wigglesworth)
Jannik Sinner, left, of Italy, greets Taylor Fritz, of the United States, after winning the men's singles final of the U.S. Open tennis championships, Sunday, Sept. 8, in New York. 2024. (AP Photo/Frank Franklin II)