As much as any top player, Sinner has been able to expose De Minaur’s lack of first-strike weaponry. The Aussie’s strength is his scrambling and counterpunching, but Sinner serves too well, hits too hard, places the ball too precisely for his defense to be effective. De Minaur hasn’t found a way to hurt, rattle, of disrupt him.

The quarterfinals are underway at Melbourne Park, as rumours abound about Jannik Sinner's health ahead of his clash with Alex de Minaur. Follow live.

Alex de Minaur is through to the quarterfinals of the Australian Open for the first time, defeating American giant-killer Alex Michelsen.

Defending champion Jannik Sinner defeats Alex de Minaur 6-3 6-2 6-1 Ben Shelton beats Lorenzo Sonego 6-4 7-5 4-6 7-6 (7-4) to reach semi-finals Iga Swiatek drops just three games on way to last ...

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.

The Italian is recovering from an illness and will face Australia's last hope Alex De Minaur, who will be pumped up by a vocal home crowd. Women's second seed Iga Swiatek goes into her match ...

Up and down day for favorites and the husband-and-wife duo of Gaël Monfils and Elina Svitolina win their singles matches.

Just after Iga Swiatek wrapped up her win ... 6-7 (3-7) 7-6 (7-2) 1-0. Alex de Minaur speaking on court about reaching the Australian Open quarter-finals for the first time: "It means the world.

Jannik Sinner joined Novak Djokovic and Alexander Zverev in the semi-finals of the Australian Open when he demolished home favourite Alex De Minaur 6-3 ... in the day, Iga Swiatek cruised past ...

Alex de Minaur into quarter-finals with 6-0 7-6 (7-5) 6-3 win over Alex Michelsen Iga Swiatek beats Eva Lys 6-0 6-1 Jannik Sinner defeats Holger Rune 6-3 3-6 6-3 6-2 Novak Djokovic receives ...

Re-live 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.

Five-time major champion Iga Swiatek had — no surprise here ... Sinner will play No. 8 Alex de Minaur of Australia, who defeated unseeded Alex Michelsen of the U.S. 6-0, 7-6 (5), 6-3 at ...