Defending champion and top seed Jannik Sinner overcame a debilitating medical episode as well as Dane Holger Rune to reach the quarter-finals of the Australian Open for the third time with a 6-3 3-6 6-3 6-2 victory on Monday.

Novak Djokovic was at the centre of another Australian Open row on Monday while Jannik Sinner needed medical attention in fierce heat to battle into the quarter-finals and Iga Swiatek won easily. But American teenage qualifier Learner Tien’s fairytale run is over after he suffered a thigh problem in a four-set defeat to Italy’s Lorenzo Sonego in Melbourne.

Taylor Fritz, the highest-seeded American man at the Australian Open, needed only 82 minutes to defeat Cristian Garin on Thursday and advance to the third round.

Jannik Sinner continues Australian Open defence with straightforward win; Gael Monfils, 38, dumps out fourth seed Taylor Fritz; American teen sensation Learner Tien also progresses in Melbourne; watch

Jannik Sinner and Iga Swiatek are eyeing a place in the Australian Open quarter-finals on Monday while golden couple Gael Monfils and Elina Svitolina hope to extend their family odyssey.Home hope Alex de Minaur,

Elina Svitolina has started off proceedings for the day at the Rod Laver Arena against Veronika Kudermetova. Later in the day, Jannik Sinner and Iga Swiatek will also be in action on Centre Court.

In the quarterfinals, Sinner will face No. 8 Alex de Minaur of Australia, who ousted American Alex Michelsen 6-0, 7-6 (5), 6-3. It will be the first quarterfinals appearance for de Minaur in his home country's Grand Slam, and he became just the third Aussie man to reach the round in 20 years.

Here is everything you need to know about Ben Shelton vs. Lorenzo Sonego, including TV and streaming options for the match.

It's an up-and-down day for favorites and the husband-and-wife duo of Gaël Monfils and Elina Svitolina wo their singles matches.

Jannik Sinner battled through illness and reached the quarter-finals of the Australian Open on Monday but the physical demands of Grand Slam tennis proved too much for French veteran Gael Monfils and American teenager Learner Tien.

Lorenzo Sonego will be Ben Shelton's quarterfinal opponent in Australian Open 2025. The two will lock horns for the third out, with their head-to-head currently tied at 1-1.