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.

Danielle Collins thanked a hostile Australian Open crowd for helping to fund her next vacation after beating its last home hope in the women’s draw. Collins beat Destanee Aiava 7-6(4), 4-6, 6-2 to set up a third-round meeting with U.

Danielle Collins has gotten into a back-and-forth with a booing crowd at the Australian Open after eliminating a local player

Coco Gauff of the U.S. reacts after winning a point against Jodie Burrage of Britain during their second round match at the Australian Open tennis championship in Melbourne, Austr

The Australian Open is the first major Grand Slam of the year. After some months of rest, the highest-ranked tennis stars from all over the world are back on the courts, showing off their best moves and setting a precedent for their 2025 season.

Women’s tennis star Coco Gauff extended her winning streak to 11 matches and advanced to the third round of the Australian Open with a 6-3, 7-5 win over Britain’s Jodie Burrage on Wednesday at Rod Laver Arena in Melbourne.