Sinner defeated Holger Rune 6-3, 3-6, 6-3, 6-2, in what would seem like a relatively straight-forward match for the number one seed. Although the current Australian Open champion struggled in ...

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 — Defending champion Jannik Sinner beat 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open on Saturday night, reaching the fourth round at Melbourne ...

MELBOURNE, Australia — (AP) — First came the medical timeouts, one each for Jannik Sinner and Holger Rune with the temperature above 90 degrees Fahrenheit (32 Celsius) at the Australian Open.

MELBOURNE, Australia -- Defending champion Jannik Sinner beat 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open on Saturday night, reaching the fourth round at Melbourne ...