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 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.

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’s mum was all of us as she watched her son move through to the quarter-finals of the Australian Open for the first time.

Pressure is said to be a privilege, and this has never been lost on Alex de Minaur, but the world number eight has become accustomed to bearing the weight of expectation.

Follow live text and radio commentary as Alex de Minaur plays Alex Michelsen in the Australian Open fourth round.

Alex de Minaur, the world No. 8, and Nick Kyrgios, who is back after a two-year battle with knee and wrist injuries, are the headliners for their country at Melbourne Park. Kyrgios emceed the night session on John Cain Arena Monday, before De Minaur headlines Rod Laver Arena, the pantheon of Australian tennis Tuesday night.

On a searing day at Melbourne Park where the mercury rose above 30 degrees, it was de Minaur that handled the heat better as he marched into the last 16 for a fourth consecutive year. De Minaur loves playing at home but admitted it was the first time he didn't feel "comfortable" in front of a parochial crowd inside Rod Laver Arena,

Follow Mail Sport's live blog for the latest score and game-by-game updates from the Australian Open as Alex de Minaur, Jannik Sinner and Iga Swiatek are all in quarter-final action.

He’s become part of the furniture every January at the Australian Open but Rod Laver won’t be attending the grand slam this year.

A lopsided head-to-head can scramble players' brains and create strange dynamics. Here is how tennis pigeons cope.