World No.1 and defending champion Jannik Sinner, Iga Swiatek, Elina Svitolina, Elena Rybakina and other big players will be in action on Day 9 of the hard court major at the Melbourne Park.

Jannik Sinner battled through illness to reach the quarter-finals of the Australian Open on Monday as his Italian compatriot Lorenzo Sonego ended teenager Learner Tien's fairytale run. Madison Keys la

World No. 1 Jannik Sinner fought through blistering heat and an undisclosed ailment to defeat Holger Rune 6-3, 3-6, 6-3, 6-2 and advance to the quarterfinals of the Australian Open

No. 19 seed Madison Keys scored the big upset on Day 9 of the Australian Open, defeating No. 6 Elena Rybakina 6-3, 1-6, 6-3 at Margaret Court Arena to advance to the tournament quarterfinals.

The World No. 1, despite feeling unwell in sweltering conditions, kept up his title defense with a four-set triumph.

Defending champion Jannik Sinner beats world number 173 Tristan Schoolkate 4-6 6-4 6-1 6-3 RESULT: Katie Boulter loses 7-6 (7-3) 2-6 6-2 to Veronika Kudermetova in second round RESULT: Emma ...

Novak Djokovic was at the centre of another Australian Open row on Monday while Iga Swiatek will be desperate to avoid a major shock and Jannik Sinner is also eyeing

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 progress to the quarter-finals of the Australian Open amid challenges. Sinner battled illness to defeat Dane Holger Rune. Meanwhile, Swiatek continued her quest for a maiden win by beating Eva Lys.

Novak Djokovic was at the centre of another Australian Open row on Monday while defending champion Jannik Sinner needed medical attention in fierce heat to battle into the quarter-finals.

Defending champion Jannik Sinner comes from a set down to win and Britain's Katie Boulter is beaten at the Australian Open.