By Nick Mulvenney MELBOURNE (Reuters) -Defending champion Jannik Sinner recovered his composure after an early setback to storm into the third round of the Australian Open on Thursday but Brazilian teenager Joao Fonseca's first Grand Slam campaign came to an end in the second round.

Reigning champion Jannik Sinner passes Melbourne exam set by Tristan Schoolkate - The 2024 Australian Open winner had been on a run of 29 consecutive sets without dropping one.

MELBOURNE, Australia — Defending champion Jannik Sinner’s consecutive-sets streak ended in the second round of the Australian Open, but he advanced with a 4-6, 6-4, 6-1, 6-3 victory over wild-card entry Tristan Schoolkate.

Men’s top seed Jannik Sinner is also up tonight, taking on America’s Marcos Giron in the third round. Women’s second seed Iga Swiatek, fourth seed Jasmine Paolini and sixth seed Elena Rybakina are also in action on a day where huge crowds are expected to flock to Melbourne Park.

Sports Desk, Jan 13 (EFE).- Reigning Australian Open champion and world No. 1 Jannik Sinner kicked off his title defense with a commanding victory over Nicolas Jarry, defeating the Chilean in straight sets 7-6 (2), 7-6 (5), 6-1 to reach the second round.

Jannik Sinner regained focus quickly and began his Australian Open title defense with a win over Nicolas Jarry.

Iga Swiatek, Jannik Sinner, Jasmine Paolini, Elena Rybakina and N Sriram Balaji are amongst the big players who will be in action on Day 7 of the hard court major at Melbourne Park.

Defending champ Jannik Sinner drops set for first time since October, but rallies for win; American Danielle Collins plays villain while advancing.

Jannik Sinner will make his official debut in 2025 at the Australian Open tomorrow. The world number 1 will face the Chilean ace Nicolas Jarry in the first round, in a match that could hide some pitfalls. However, there is no doubt that the Italian champion is the top favorite to win at Melbourne Park this year and confirm the title won in 2024.

The top-ranked Sinner, who is the defending champion at Melbourne Park, and No. 3 Alcaraz are coming off a 2024 season in which they each won two Grand Slam titles.

FILE - Italy’s Jannik Sinner returns the ball to Netherlands’ Tallon Griekspoor during the Davis Cup final tennis match between Netherlands and Italy at the Martin Carpena Sports Hall in Malaga, southern Spain, Sunday, Nov. 24, 2024. (AP Photo/Manu Fernandez, File)

Iga Swiatek romped into a showdown with Emma Raducanu in early Australian Open second-round action Thursday ahead of Jannik Sinner stepping up the defence of his Melbourne Park title.