The defending champion quickly dismissed the home favorite, entertaining the crowd with a lengthy post-match interview before taking on Ben Shelton.

Defending Australian Open champion Jannik Sinner has returned to the quarterfinals, navigating an illness and multiple delays during a 6-3, 3-6, 6-3, 6-2 win over No. 13 seed Holger Rune.

MELBOURNE, Australia (AP) — The screw holding the net in place at the Australian Open's main stadium got jarred loose during defending champion Jannik Sinner's fourth-round victory against ...

Jannik Sinner and Iga Swiatek were both subject to doping cases last year, which has overshadowed their participation at the Australian Open.