Petra Kvitova erased a pair of match points and converted her fourth to edge Garbiñe Muguruza and advance to the fourth round of the US Open, where she will face American Jessica Pegula.
NEW YORK, Sept. 3 (Xinhua) China's Yuan Yue capped her US Open after losing to host player Jessica Pegula 2-6, 7-6 (6), 0-6 in the women's singles third round on Saturday.