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.

Australian Open quarterfinals are set. Four more men and women booked their spots in the final eight on Monday, including three seeded

Ben Shelton wore down Italian Lorenzo Sonego 6-4 7-5 4-6 7-6 (4) in a highlight-laden clash and ensured the United States has players in the men's and women's semi-finals for the first time since Andy Roddick and Serena Williams in 2009.

The American rallied from a set down to reach the last four in Melbourne for the third time, and will face No. 2 seed Iga Swiatek next.

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Defending champion Jannik Sinner shattered home hopes Wednesday by crushing Alex de Minaur in a straight-sets rout to tee up an Australian Open semifinal against Ben Shelton.

Iga Swiatek will look to continue her march to a maiden Australian Open title on Wednesday while Jannik Sinner's powers of recovery will be tested in a quarter-final against home hope Alex de Minaur.

Jannik Sinner and Iga Swiatek are some of the prominent players who will be in action on the 11th day in Melbourne.

Australian Open latest score and updates from blockbuster quarter-final - Sinner looks to book his place in the semi-finals when he faces Australia’s De Minaur

According to the official ATP website, de Minaur has taken home US$15,303,985 (approx. AU$23,645,905) in tournament winnings. That sum includes prize money from both singles and doubles events.

Imperious Iga Swiatek swept into an Australian Open semi-final against Madison Keys on Wednesday while Jannik Sinner's powers of recovery will be tested to the limit when he faces home hope Alex de Minaur.