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.

Novak Djokovic is one of several players to voice their concerns over the introduction of 'coaching pods' at the Australian Open – with one star even claiming he "hates" the new development

Novak Djokovic, Carlos Alcaraz, Aryna Sabalenka and Coco Gauff are some of the prominent players who will be in action on the sixth day in Melbourne.

Aryna Sabalenka's quest to make history and defend her title at the Australian Open remains on track after she beat Clara Tauson 7-6 6-4 to move into the last 16, while Novak Djokovic also progressed in another eventful day at Melbourne Park.

Novak Djokovic and Carlos Alcaraz can set up a blockbuster quarter-final when the Australian Open enters the fourth round on Sunday while Aryna Sabalenka and Coco Gauff are also eyeing a place in the last eight.

Vintage Djokovic produces ‘best match of tournament’ amidst struggles MELBOURNE, Jan 17: Novak Djokovic overcame struggles as the record 10-time champion surged to a 6-1, 6-4, 6-4 triumph against Tomas Machac to advance to the fourth round at the Australian Open for a 17th time on Friday.

A "very hot-headed" Novak Djokovic produced a vintage display to join Carlos Alcaraz and Alexander Zverev in the Australian Open last 16 on Friday, but Naomi Osaka's bid for a third Melbourne crown is over with injury.

Sabalenka has been dealing with some serving woes and had to fight hard against Clara Tauson in her third round triumph, being broken four times in a row at one stage. It was the Belarusian’s 17th straight win on Rod Laver Arena.

The Australian Open third round begins as Novak Djokovic, Carlos Alcaraz and Aryna Sabalenka take to the Rod Laver Arena. Djokovic has a tricky match against the exciting Czech player Tomas Machac, who beat the 24-time grand slam champion in their last meeting in Geneva last year.

World No.1 Aryna Sabalenka kicks off the second week of the Australian Open against teenager Mirra Andreeva, while Coco Gauff takes on Belinda Bencic for a spot in the quarterfinals.