In the Australian Open Round of 16 on Sunday, No. 1-ranked Jannik Sinner takes on No. 13 Holger Vitus Nodskov Rune.Sinner enters the Round of 16 after his three-set win on Saturday over Marcos

Catch all the Australian Open action between the top tennis players in the world at Melbourne Park live this week.

Novak Djokovic and Carlos Alcaraz go head-to-head in a heavyweight quarter-final clash at the Australian Open. It will be the first meeting between the two players since the final of the Paris Olympics last summer, when Djokovic took victory to claim the gold medal he had so desperately craved.