Play has started in the Australian Open final between defending champion Jannik Sinner and Alexander Zverev. It's the first men’s final between the players ranked No. 1 and No. 2 at Melbourne park since Novak Djokovic defeated Rafael Nadal in 2019.

Novak Djokovic retired injured after losing the opening set of his clash with Alexander Zverev on Friday, sending the German to a first Australian Open final where he will take on defending champion Jannik Sinner for a maiden Grand Slam title.

Zverev will face defending Australian Open champion and No. 1 seed Jannik Sinner, who beat American Ben Shelton 7-6 (2), 6-2, 6-2, in Sunday's final. Zverev is pursuing his first major tournament title.