The 19-year-old who was a late qualifier to the Grand Slam secured the biggest win of his young career on Thursday

American teenager Learner Tien produced arguably the biggest shock of the Australian Open so far as he defeated last year’s runner-up Daniil Medvedev in five sets, 6-3, 7-6 (4), 6-7 (8), 1-6, 7-6 (7).

Learner Tien, a 19-year-old qualifier from California, became the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990, upsetting Daniil Medvedev in five sets on Thursday.

Defending champion Jannik Sinner’s consecutive-sets streak has ended in the second round of the Australian Open.

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

Jannik Sinner has announced that he will part ways with his coach Darren Cahill at the end of the season. The Australian, who joined Sinner's team in July 2022, will conclude the 2025 campaign before stepping back from full-time tennis.

The following is a list of major men's tennis records held by Novak Djokovic, who is seeking a 25th Grand Slam title at the Australian Open: GRAND SLAMS * Most Grand Slam titles: 24 (Australian Open - 2008,

The tennis world saw the making of yet another history-making moment when Novak Djokovic overcame another record set by Roger Federer. The Serbian has now played the most Grand Slam singles matches. The Swiss held a record of playing 429 major singles matches up to the start of this year's Australian Open before Djokovic finally

January 17th will mark exactly 20 years since the 37-year-old played his first main draw match at a Grand Slam, doing so in Melbourne. Two decades on, we look back at Djokovic’s