Jannik Sinner is world No. 1 -- and the defending Australian Open champion. Can Alexander Zverev upset him? Our experts weigh ...

Defending champion Jannik Sinner will look to seal back-to-back Australian Open titles and deny second seed Alexander Zverev ...

Madison Keys of the United States has upset two-time defending champion Aryna Sabalenka of Belarus 6-3, 2-6, 7-5 in the ...

Defending champion Jannik Sinner will face Alexander Zverev in the Australian Open men's final on Sunday. Sinner is seeking ...

Wiliam Hill. Sinner to win, Zverev to serve most aces & Zverev to serve first ace - 11/5 Bet365. Defending cha ...

Defending champion Jannik Sinner overcame an early test against American Ben Shelton to reach his second straight Australian ...

Jannik Sinner has overcome some third-set cramping to beat Ben Shelton 7-6 (2), 6-2, 6-2 to return to the Australian Open ...

Sinner, the world No. 1 and defending champion, reached his second straight Australian Open final with a 7-6 (2), 6-2, 6-2 ...

Zverev will face defending Australian Open champion and No. 1 seed Jannik Sinner, who beat American Ben Shelton 7-6 (2), 6-2, ...

Novak Djokovic retired injured after losing the opening set of his clash with Alexander Zverev on Friday, sending the German ...