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

The Australian Open witnessed thrilling matches as Alex de Minaur and Emma Navarro reached their first quarter-finals, Swiatek swiftly advanced, and Shelton progressed following Monfils' retirement.

Iga Swiatek will also be in action later on as she takes on Germany's E. Lys in the next round later in the day.

Veteran Lorenzo Sonego reached his first Grand Slam quarterfinal after beating 19-year-old qualifier Learner Tien 6-3, 6-2, 3 ...

Jannik Sinner has kept his Australian Open title defence on track with a hard-fought victory over Denamrk's Holger Rune.

Highlights of the ninth day of the Australian Open on Monday (times GMT): 1145 HOME HOPE DE MINAUR BOOKS DEBUT QUARTER-FINAL ...

Jannik Sinner fought through illness to reach the Australian Open's quarter-finals, while Gael Monfils retired due to a back injury. Iga Swiatek continued her impressive form, defeating Eva Lys. Elina ...

Swiatek, Svitolina, Keys, Sonego and Shelton also make it through to the last-eight stage on a hot day in Melbourne.

MELBOURNE, AUSTRALIA (AP) _ Results Monday from Australian Open at Melbourne Park (seedings in parentheses): Jannik Sinner (1), Italy, def. Holger Rune (13), Denmark, 6-3, 3-6, 6-3, 6-2. Lorenzo ...

On the opposite flank, top scorer Bradley Barcola will continue on the left, with Khvicha Kvaratskhelia not registered to play in the Champions League for PSG, after his recent move from Napoli. The ...

Sinner was joined in the quarter-finals by countryman Lorenzo Sonego, who is through to this stage at a grand slam for the ...

Jannik Sinner battled through illness and reached the quarter-finals of the Australian Open on Monday but the physical ...