Coco Gauff and Novak Djokovic sailed through their third-round matches at the Australian Open Friday, as the two starred side-by-side under the lights of Melbourne Park’s two biggest courts.

Novak Djokovic beat 26th seed Tomas Machac in straight sets and will next face Jiri Lehecka. Coco Gauff thumped Leylah Fernandez to book pre-quarters berth.

Naomi Osaka, a two-time champion in Australia, stopped playing because of a strained abdominal muscle after dropping the first set of her match against Tokyo Olympics gold medalist Belinda Bencic.

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.

Novak Djokovic and Carlos Alcaraz can set up a blockbuster quarter-final when the Australian Open enters the fourth round on Sunday

LIVE: GB's Jack Draper leads Aleksandar Vukic 6-4 LIVE: Novak Djokovic, seeking record 25th major, leads Tomas Machac 6-1 6-4 Third seed Coco Gauff wins 6-4 6-2 against Leylah Fernandez Injured ...

Much like the second-rounder between Emma Raducanu and Amanda Anisimova, this will be a battle between two sneaky-young veterans—Coco is still just 20, Leylah 22. In one of those pro-tour quirks, they had never played until United Cup; now they’ll meet twice in three weeks.

LIVE: GB's Jack Draper 6-4 2-6 Aleksandar Vukic Novak Djokovic, seeking record 25th major, beats Tomas Machac 6-1 6-4 6-4 Third seed Coco Gauff wins 6-4 6-2 against Leylah Fernandez Injured Naomi ...

Novak Djokovic, Carlos Alcaraz ... The third-seeded Gauff is into the fourth round after her 6-4, 6-2 win over Leylah Fernandez. Gauff hasn't lost a set or match this year.

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

Coco Gauff and two-time defending champion Aryna Sabalenka have moved closer to another semifinal showdown at the Australian Open. Gauff eliminated 2021 U.S.