Coco Gauff still hasn't lost a match or even at set at the Australian Open — or, actually, this season. She moved into the fourth round at Melbourne Park with a straightforward 6-4, 6-2 victory over 2021 U.

World No. 1 Aryna Sabalenka began her Australian Open title defense by defeating Sloane Stephens 6-3 6-2 in the first round on Sunday.

Two-time defending champion Aryna Sabalenka of Belarus owns the longest Australian Open women's singles winning streak in more than a decade after advancing out of the third round on Friday in Melbourne.