Day 5 of the Australian Open was a good day for the higher seeds in the men's and women's draws, with big names advancing to the third round. Men's No. 1 seed Jannik Sinner stumbled early against Australian Tristan Schoolkate by dropping the opening set 4-6.

Brazilian teenager Joao Fonseca stunned ninth seed Andrey Rublev in a major Australian Open shock on Tuesday as racquet-smashing 2024 finalist Daniil Medvedev narrowly avoided the same fate.

The 19-year-old American Learner Tien secured the biggest win of his young career in taking down No. 5 Daniil Medvedev

With the Australian Open looming, top contenders like Zverev, Fritz, Medvedev, and Rublev aim for breakthrough performances. Zverev eyes a Grand Slam victory despite setbacks, Fritz builds on a promising year,

Three-times Australian Open finalist Daniil Medvedev allowed his frustrations to boil over in a Melbourne Park meltdown before advancing to the second round on Tuesday while Taylor Fritz made a strong start in his bid to end a 22-year Grand Slam drought for American men.

Russian Andrey Rublev, seeded ninth ... had to defeat other Americans to make it through to the second round. Taylor Fritz, the No. 4 seed, defeated his unseeded countryman Jenson Brooksby ...

Russian Andrey Rublev, seeded ninth ... though curiously they all had to defeat other Americans to make it through to the second round. Taylor Fritz, the No. 4 seed, defeated his unseeded countryman Jenson Brooksby 6-2, 6-0, 6-3. Emma Navarro, seeded ...

Russian Andrey Rublev, seeded ninth ... though curiously they all had to defeat other Americans to make it through to the second round. Taylor Fritz, the No. 4 seed, defeated his unseeded countryman Jenson Brooksby 6-2, 6-0, 6-3. Emma Navarro, seeded ...

Jannik Sinner, Alexander Zverev, Carlos Alcaraz and Novak Djokovic are the biggest names who remain in contention for the season-opening Grand Slam's crown

In the recent years, Daniil Medvedev, Taylor Fritz, Andrey Rublev, Stefanos Tsitsipas and even Alexander Zverev have not been lived up to their billing.

They met last year in the Wimbledon final (won by Alcaraz) and Olympic final (won by Djokovic).The top seed is Jannik Sinner, who won the Australian Open and U.S. Open last year. He can break his tie with Nicola Pietrangeli for the most Grand Slam singles titles for an Italian.