Serena Williams is still on track in her bid to win a record 23rd Grand Slam singles title.
The six-time Australian Open champion defeated fellow American Nicole Gibbs, 6-1, 6-3, in the third round Saturday. She didn’t face a break point until she was serving for the match.
Dropping serve in that game was her only lapse in a match that was over in 63 minutes. That made it one minute and one game longer than her only other match against Gibbs.
Williams started the tournament with difficult assignments in the first two rounds — against Belinda Bencic, with a ranking of No. 7, and Lucie Safarova, a French Open finalist in 2015 — but also got through...