Gauff overpowers qualifier to reach Wimbledon fourth round

The US Open champion, who has made at least the semi-finals of the past three Grand Slams, broke five times in the match to equal her best run at the All England Club. The American world number two did not have it all her own way in the first set against the world 298. But ultimately she had too much in her locker for her unknown opponent, firing 16 winners to Kartal's six and racing through the second set without dropping a game in 22 minutes. "This is my first time playing a British player here...