Oleksandra Oliynykova of Ukraine reacts as she plays against Diana Shnaider of Russia during their third round women's singles tennis match at the French Open tennis tournament in Paris, Saturday, May 30, 2026. (AP Photo/Thibault Camus)

Diana Shnaider of Russia, left, and Oleksandra Oliynykova of Ukraine change sides during their third round women's singles tennis match at the French Open tennis tournament in Paris, Saturday, May 30, 2026. (AP Photo/Thibault Camus)

Diana Shnaider of Russia, rignt, and Oleksandra Oliynykova of Ukraine prepare for their third round women's singles tennis match at the French Open tennis tournament in Paris, Saturday, May 30, 2026. (AP Photo/Thibault Camus)

Jannik Sinner of Italy reacts as he plays against Juan Manuel Cerundolo of Argentina during their second round men's singles tennis match at the French Open tennis tournament in Paris, Thursday, May 28, 2026. (AP Photo/Thibault Camus)

Jannik Sinner of Italy receives medical assistance during a break at the second round men's singles tennis match against Juan Manuel Cerundolo of Argentina at the French Open tennis tournament in Paris, Thursday, May 28, 2026. (AP Photo/Aurelien Morissard)

El italiano Jannik Sinner sufre un malestar por el calor durante su partido ante el argentino Juan Manuel Cerúndolo en el Abierto de Francia, el jueves 28 de mayo de 2026 (AP Foto/Aurelien Morissard)

Jannik Sinner of Italy reacts as he cools himself with the water during a break at the second round men's singles tennis match against Juan Manuel Cerundolo of Argentina at the French Open tennis tournament in Paris, Thursday, May 28, 2026, as temperature rises up to 33 C (91 F). (AP Photo/Thibault Camus)

Jannik Sinner of Italy reacts as he feels unwell because of the heat during the second round men's singles tennis match against Juan Manuel Cerundolo of Argentina at the French Open tennis tournament in Paris, Thursday, May 28, 2026, as temperature rises up to 33 C (91 F). (AP Photo/Thibault Camus)