Jannik Sinner is through to the Australian Open quarterfinals after a drama-filled fourth-round win over Holger Rune. World No. 1 Sinner won in four sets, 6-3. 3-6, 6-3, 6-2, but this did not tell the story of a contest defined by injury.

WORLD number one Jannik Sinner was seen trembling in worrying scenes during the Australian Open. The incident occurred during his fourth round win over Holger Rune at the Rod Laver Arena today.

Jannik Sinner admits he had ‘big luck’ in Australian Open win over Holger Rune - The top seed struggled with illness during a four-set battle at Melbourne Park.

Defending champion Jannik Sinner has moved into the quarterfinals at the Australian Open after beating Holger Rune during a match slowed down by medical timeouts for each player and a delay because the net got knocked loose.

Defending champion Jannik Sinner has defeated 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open

Defending champ Jannik Sinner drops set for first time since October, but rallies for win; American Danielle Collins plays villain while advancing.

Defending champion Jannik Sinner’s consecutive-sets streak ended in the second round of the Australian Open on Thursday night, but he advanced with a 4-6, 6-4, 6-1, 6-3 victory over wild-card entry Tristan Schoolkate.

Defending Australian Open champion Jannik Sinner cruised into the third round of the ongoing after early struggles against Tristan Schoolkate of Australia on Thursday (Jan 16). The Italian who was in the headlines for the wrong reasons in the build up to the tournament registered a 4-6,