A right knee injury forced Jannik Sinner to withdraw from the Cincinnati Open just weeks before the start of the U.S. Open. Jannik Sinner celebrates a point against Novak Djokovic during their Gentlemen’s Singles semifinal match at Wimbledon 2026. Jannik Sinner poses for a photo with The Gentlemen’s Singles Trophy after his victory against Alexander Zverev at the finals of Wimbledon 2026. Getty ImagesAlcaraz hasn’t played since April as he’s recovered from a wrist injury and will also be skipping the Cincinnati Open, he announced last week. “We wish him the best with his recovery and look forward to welcoming him back to Cincinnati in the future.”