Defending champion Jannik Sinner dismissed eighth seed Alex de Minaur 6-3 6-2 6-1 to reach the Australian Open semi-finals and extend the country's decades-long wait for another homegrown singles winner at the Grand Slam on Wednesday.

Defending champion Jannik Sinner dismissed No. 8 seed Alex de Minaur 6-3, 6-2, 6-1 to reach the Australian Open semifinals, where he will take on American Ben Shelton for a place in the final.

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.De Minaur is looking to become the first Australian man to reach the semi-finals at his home Open since Lleyton Hewitt 20 years ago.

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,

Local hope Alex de Minaur has suffered a thumping straight-sets Australian Open quarter-final loss to world No.1 and defending champion Jannik Sinner.

Defending champion Jannik Sinner put any illness worries to bed by crushing home hope Alex de Minaur in a straight-sets rout to tee up an Australian Open semi-final against Ben Shelton. The Italian world number one showed no signs of the health issues that hampered him in his last match to emphatically fly past the eighth seed 6-3,