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 Australian Open quarter-finals continue on Wednesday and top seed Jannik Sinner's task of defending his crown is not getting any easier. The Italian is recovering from an illness and will face Australia's last hope Alex De Minaur,

A few hours ago Iga Swiatek dropped just three games as she breezed past Emma Navarro to reach the Australian Open semi-finals and continue her bid for a maiden Melbourne title. Five-time major winner Swiatek was ruthless in a 6-1 6-2 victory over eighth seed Navarro.

Follow Mail Sport's live blog for the latest score and game-by-game updates from the Australian Open as Alex de Minaur ... very emotional moment for me. Emma Navarro called for a rule change ...

Jannik Sinner cruised into the Australian Open semi-finals on Day 11, January 22, after defeating home favourite Alex de Minaur in straight sets at Rod Laver Arena. The Italian, who didn’t look well in his previous match against Holger Rune,

Alex de Minaur won his first round match in straight ... Elsewhere, there were wins for seeded players Emma Navarro, Holger Rune, Daniil Medvedev, Jasmin Paolini and Elena Rybakina.

First-time major semi-finalist Ben Shelton has taken a swipe at broadcasters at the Australian Open, complaining that there has been inappropriate questioning of players in on-court interviews.

Alex de Minaur follows up winning the second set ... American eighth seed Emma Navarro has come through a back-and-forth tie with Russian ninth seed Daria Kasatkina to reach the quarter-finals.

Emotions ran high in the stands at Rod Laver Arena as Alex de Minaur progressed to his first ... Elina Svitolinas and Emma Navarro all advanced to the quarterfinal at Melbourne Park.

Defending champion Jannik Sinner defeats Alex de Minaur 6-3 6-2 6-1 Ben Shelton ... controversy during Iga Swiatek's match against Emma Navarro. I'm always one for the truth and if the truth ...

The Italian is recovering from an illness and will face Australia's last hope Alex De Minaur ... her match against U.S. Open semi-finalist Emma Navarro with a huge burden lifted off her shoulders ...

Alex de Minaur went viral on Wednesday after destroying a tennis critic with an epic reply.