By Shrivathsa Sridhar MELBOURNE (Reuters) -Defending champion Aryna Sabalenka overcame a wobbly display to reach the Australian Open fourth round while Novak Djokovic and Carlos Alcaraz were at their dazzling best on a warm but windy Friday at Melbourne Park.

It wasn't often pretty, but two-time defending Australian Open champion Aryna Sabalenka has extended a few impressive streaks while becoming one of the first players to advance to the fourth round of the year's opening Grand Slam tournament.

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.

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.

American tennis player Danielle Collins embraced the Australian Open boos after her latest win. But there's more to her heel turn than meets the eye.

Danielle Collins has gotten into a back-and-forth with a booing crowd at the Australian Open after eliminating a local player

Collins blew kisses to the displeased crowd after defeating Australia's Destanee Aiava Danielle Collins got the last laugh — and a "big fat paycheck" — at the 2025 Australian Open. Fans didn't hold back on Collins,