Jannik Sinner advanced to the Australian Open quarter-finals, overcoming illness, while Lorenzo Sonego ended Learner Tien's dream run. Madison Keys surprised Elena Rybakina, and Elina Svitolina uplifted Ukraine by defeating Veronika Kudermetova.

Highlights of the ninth day of the Australian Open on Monday (times GMT): 0702 SONEGO THROUGH TO FIRST SLAM QUARTER-FINAL Italy's Lorenzo Sonego reached the quarter-finals of a Grand Slam for the first time with a 6-3 6-2 3-6 6-1 victory over American qualifier Learner Tien.

Day nine of the Australian Open saw Lorenzo Sonego and Elina Svitolina advance to the quarter-finals with impressive wins. Jannik Sinner overcame a medical timeout to beat Holger Rune, while Madison Keys stunned Elena Rybakina.

MELBOURNE - Lorenzo Sonego ended the dream run of another teenager at the Australian Open as the unseeded Italian beat qualifier Learner Tien 6-3 6-2 3-6 6-1 and reached the quarter-finals of a ...

Elina Svitolina of Ukraine gestures during her fourth round match against Veronika Kudermetova of ... in the quarterfinals when 55th-ranked Lorenzo Sonego got that far at a major tournament ...

Follow live radio commentary of Katie Boulter in Australian Open second round - radio and live text later on Katie Boulter, Jannik Sinner and Daniil Medvedev.

Boulter pressed for the break on 15-0 but Kudermetova produced excellent ... Elsewhere at the Australian Open, Lorenzo Sonego has hit back against Joao Fonseca. The Italian is now leading after ...

In the Australian Open Round of 16 on Sunday, No. 75-ranked Veronika Kudermetova meets No. 27 Elina Svitolina. Kudermetova enters the Round of 16 after her two-set win on Saturday over Beatriz ...

The last of the Australian Open men's quarterfinals takes place in the wee hours of Wednesday morning, in the United States.

Follow 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.

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.

Follow 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.