Jannik Sinner's French Open defeat was latest in series of issues with heat and cramps

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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)