FILE - Dominic Thiem, of Austria, holds up the championship trophy after defeating Alexander Zverev, of Germany, in the men's singles final of the U.S. Open tennis championships in New York, Sunday, Sept. 13, 2020. The 2024 U.S. Open begins Monday, Aug. 26. (AP Photo/Frank Franklin II, File)

Spain's Carlos Alcaraz backhands to Serbia's Novak Djokovic during the men's singles tennis final at the Roland Garros stadium during the 2024 Summer Olympics, Sunday, Aug. 4, 2024, in Paris, France. (AP Photo/Louise Delmotte)

Serbia's Novak Djokovic kisses his gold medal after defeating Spain's Carlos Alcaraz in the men's singles tennis final at the Roland Garros stadium during the 2024 Summer Olympics, Sunday, Aug. 4, 2024, in Paris, France. Djokovic has won his first Olympic gold medal by beating Alcaraz 7-6 (3), 7-6 (2) in the 2024 Games men's tennis singles final. (AP Photo/Andy Wong)

Jannik Sinner, of Italy, plays a shot to Andrey Rublev, of Russia, during their quarterfinal match at the National Bank Open tennis tournament in Montreal, Saturday, Aug. 10, 2024. (Graham Hughes/The Canadian Press via AP)

Daniil Medvedev, of Russia, returns a shot to Spain's Alejandro Davidovich Fokina during their second round match at the National Bank Open tennis tournament, Thursday, Aug. 8, 2024, in Montreal. (Ryan Remiorz/The Canadian Press via AP)

United States' Ben Shelton reacts after winning a game against Kazakhstan's Alexander Bublik during the first round of the National Bank Open tennis tournament, Wednesday, Aug. 7, 2024 in Montreal. (Ryan Remiorz/The Canadian Press via AP)