Jannik Sinner overcame physical issues to beat Holger Rune in the Australian Open round-of-16 and later claimed that he knew he would "struggle" because he woke up feeling unwell. With the two players tied to one set apiece, the defending champion appeared to increasingly start struggling with his movement and overall abilities on the court.

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.