Alex De Minaur kept the home flag flying at the Australian Open as he beat rising American Alex Michelsen 6-0 7-6(5) 6-3 to reach the quarter-finals for the first time on Monday. The 25-year-old has now reached the last eight at every Grand Slam and will face top seed and defending champion Jannik Sinner for a place in the semis.

Alex de Minaur has been knocked out of the Australian Open in the fourth round. Is this the year he advances further?

Watch the match highlights between Alex Michelsen & Alex de Minaur in Round 4 of the 2025 Australian Open Men's Singles Tournament Tennis.

Novak Djokovic was at the centre of another Australian Open row on Monday while Jannik Sinner needed medical attention in fierce heat to battle into the quarter-finals and Iga Swiatek won easily.Djokovic has been at the centre of controversy before at the Australian Open,

Novak Djokovic was at the centre of another Australian Open row on Monday while defending champion Jannik Sinner needed medical attention in fierce heat to battle into the quarter-finals.

Defending champion Jannik Sinner needed medical attention in energy-sapping heat and overcame a long interruption when he broke the net to reach the Australian Open quarter-finals on Monday. Rune needed attention to a sore right knee in the same set.