World No.1 Jannik Sinner survived an early scare against Tristan Schoolkate and advanced to the third round of the men's singles. Sinner took two hours and 46 minutes to win the match 4-6, 6-4, 6-1, 6-3.

Jannik Sinner has confirmed that he will split from coach Darren Cahill at the end of the season. We'll be bringing you the very latest updates, pictures and video on this breaking news story.

World No 1 Jannik Sinner makes it 16 wins in a row, while Nick Kyrgios and Thanasi Kokkinakis pull out of their doubles match in second set through injury to the latter; watch action from ATP and WTA

Jannik Sinner for the first time since October lost a set as an incredible streak ended at the Australian Open but he still prevailed against the Aussie ace Tristan Schoolkate 4-6, 6-4, 6-1, 6-3 in the second round to quell the potential upset charge.

Sinner has raced to a 63-18 win-loss record at Grand Slams. On the other hand, his win-loss record at the Australian Open reads as 17-4. Notably, Sinner enjoyed a 23-2 win-loss record at Slams last year.

But having stunned ninth seed Andrey Rublev in straight sets in the first round, the teenager went down fighting, Italy’s Lorenzo Sonego pulling through 6-7 (6-8), 6-3, 6-1, 3-6, 6-3 to disappoint the vocal Brazilian fans.

John McEnroe who often gets criticised for his gaffes when it comes to commentary such as saying Nicolas Jarry was unknown once again courted criticism on Thursday at the Australian Open.

Jannik Sinner has started his Australian Open title defense with a challenging win over No. 35-ranked Nicolas Jarry.

Carlos Alcaraz was in fine form as he cruised to a first-round win at the Australian Open, but it was his comments on Jannik Sinner which drew attention.

Exclusive - Barbara Schett answers a big question on Jannik Sinner and Carlos Alcaraz's Australian Open preparations.