Rybakina Becomes World No. 1 and Reaches US Open Semifinal

Elena Rybakina defeated Zheng Qinwen to become the first Kazakhstani world No. 1, ending Aryna Sabalenka’s 99-week reign. She now faces Coco Gauff in the US Open semifinal; Gauff reached the last four by saving two match points against Mirra Andreeva.