Alex de Minaur ticked off yet another milestone in his illustrious career Monday, taking down American Alex Michelsen to qualify for the quarter-finals of the Australian Open for the very first time.

Alex de Minaur busted through his Australian Open fourth-round ceiling with a brutal display against Alex Michelsen. Now, a date with world No. 1 Jannik Sinner looms.

Alex de Minaur knows he still has a mountain to climb after reaching the last eight of Australian Open for the first time. Looking to end a 49-year drought since Australia celebrated a local men's winner, de Minaur lodged a convincing 6-0 7-6 (7-5) 6-3 victory over rising American Alex Michelsen on Monday night.

Alex de Minaur has become the first Australian man since 2015 to reach the Open quarter-finals with a straight-sets win over rising American Alex Michelsen.

Alex de Minaur has booked a blockbuster quarter-final with world No.1 and defending champion Jannik Sinner after reaching the last eight of Australian Open for the first time.

Alex de Minaur has progressed to the last eight of the Australian Open for the first time after a comfortable win over Alex Michelsen on Monday night. The Aussie eighth seed made a phenomenal start, winning the first eight games in the hugely impressive 6-0, 7-6 (7-5), 6-3 win over the plucky American.

Alex de Minaur's Australian Open fourth-round opponent Alex Michelsen has a hip injury he received a medical timeout for in his previous match.