No 8 seed overcomes rolled ankle in straight-sets win over CroatWilliams, 37, advances to face China’s Qiang Wang in last eightSerena Williams eased through a potentially tricky
US Open fourth-round meeting with Petra Martic with a 6-3, 6-4 win to remain on course for a record-tying 24th major championship on Sunday afternoon, two years to the day she gave birth to her daughter.
The eighth-seeded
American won nearly 80% of her first-serve points, hit twice as many winners (38) as unforced errors (19), faced only three break points and overcame an second-set injury scare over 92 minutes of baseline war with the big-serving Croat, advancing to the quarter-finals at Flushing Meadows for the 16th time in her career and 11th straight in as many appearances.