Coco Gauff and two-time defending champion Aryna Sabalenka have moved closer to another semifinal showdown at the Australian Open.

Novak Djokovic, Coco Gauff roll to Australian Open's 4th round. Naomi Osaka retires due to injury and Jessica Pegula was upset in the third round.

While there have been plenty of surprises in the men’s bracket so far, most of the top women have progressed through the draw without an issue.

Coco Gauff, the No. 3 seed at the Australian Open, advanced to the fourth round on Friday night with a 6-4, 6-2 win over Leylah Fernandez. The victory extended Gauff’s win streak to eight matches and 16 sets this season. Reflecting on her journey, Gauff expressed gratitude for her career and the lessons she’s learned along the way.

Coco Gauff has made improvements to her serving and her forehand. And the strides in both of those areas are among the reasons she's considered one of the few women ready to challenge two-time defending champion Aryna Sabalenka for the title at the Australian Open.

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

Coco Gauff and two-time defending champion Aryna Sabalenka have moved closer to another semifinal showdown at the Australian Open.