US Open: World No. 1 and defending champion Aryna Sabalenka advanced to the semifinals of the US Open without having to play a point after her quarterfinal opponent, Marketa Vondrousova, withdrew with a knee injury.
"I am sorry to announce that I have to withdraw from my quarterfinal match this evening due to a knee injury," 2023 Wimbledon champion Marketa Vondrousova said in a statement.
"I tried my best to take the court today but during the warm-up I felt again my knee and after consultation with the tournament doctor decided not to risk aggravating the injury. I appreciate all the support this tournament and apologize to the fans who were looking forward to the match. I had an amazing time here in NY and can’t wait to be back next year," she added