Naomi Osaka was happy after gaining 'revenge' over Karolina Muchova to reach the third round of the Australian Open. She lost to her Czech rival in straight sets at the US Open but came back from a set down in Melbourne to win 1-6 6-1 6-3.

Novak Djokovic overcame an early jolt to remain in the hunt for a record 25th Grand Slam title while his two young rivals Jannik Sinner and Carlos Alcaraz moved into the Australian Open second round with more emphatic victories on Monday.

Thanasi Kokkinakis has lost to British 15th seed Jack Draper in a thrilling second round match at the Australian Open.Meanwhile, Aleksandar Vukic beat American Sebastian Korda in a rain-affected five-set battle to advance to the third round of the Australian Open.

Nick Kyrgios’ return to the Australian Open is over after he and Thanasi Kokkinakis stopped playing while trailing in the second set of their first-round doubles.

It led to the absurd scenario where neither Djokovic, the 24-time slam champion, or Alcaraz, with four slams on his resume aged just 21, was being shown on Aussie television as they began their tournaments. But for whatever reason, Djokovic and Alcaraz will again overlap on Wednesday, and neither man will feature in primetime either.

Nine Australians have won their first round singles matches on a superb day of tennis at the Australian Open for the home fans, with Novak Djokovic winning despite an early scare in the night session on Rod Laver Arena.

Novak Djokovic overcame an early jolt to remain in the hunt for a record 25th Grand Slam title while his two young rivals Jannik Sinner and Carlos Alcaraz moved into the Australian Open second round with more emphatic victories on Monday.

Alcaraz cruises past Shevchenko, ailing Kyrgios unable to avoid falling through the trapdoor, Gauff dispatches Kenin

Lone Aussie Aleksandar Vukic takes on Brit Jack Draper after doubles walkover when Special Ks bowed out injured.

Elsewhere, Australian duo James Duckworth and Adam Walton scraped ... Photo shows Nick Kyrgios and Novak Djokovic embrace in mid-court as a packed crowd cheers behind them after a match.

Matches today: 10-time champion Novak Djokovic and top-seed Aryna Sabalenka will be in aciton in their respective singles games.