FILE - Carlos Alcaraz of Spain returns a shot from Jannik Sinner of Italy during their men's singles finals match of the China Open tennis tournament, at the National Tennis Center in Beijing, Wednesday, Oct. 2, 2024. (AP Photo/Achmad Ibrahim, File)
Naomi Osaka of Japan receives medical attention during her match against Clara Tauson of Denmark in the finals singles match of the ASB Classic tennis tournament at Manuka Doctor Arena in Auckland, New Zealand, Sunday, Jan. 5, 2025. (Alan Lee/Photosport via AP)
Coco Gauff of the U.S., left, takes a selfie with the rest of the team and their trophy after defeating Poland in the finals at the United Cup tennis tournament in Sydney, Australia, Sunday, Jan. 5, 2025. (AP Photo/Rick Rycroft)
USA's Reilly Opelka retires injured during his final match against Czech Republic's Jiri Lehecka at the Brisbane International in Brisbane, Australia, Sunday, Jan. 5, 2025. (AP Photo/Pat Hoelscher)