By Ian Ransom MELBOURNE (Reuters) -Teenage qualifier Learner Tien became the youngest man to reach the Australian Open fourth round in 20 years as the future of American tennis lit up Melbourne Park on Saturday.

Gael Monfils rallied from a set down to claim a thrilling 3-6, 7-5, 7-6 (1), 6-4 win over American Taylor Fritz in a third-round match at the Australian Open.

World No. 4 and U.S. Open finalist Taylor Fritz is out of the Australian Open after Gael Monfils continued his vintage run through the tournament. Fritz took the first set 6-3, but from thereafter Monfils took control,

Defending champion Jannik Sinner has defeated 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open.

Defending champion Jannik Sinner was not at his fluent best but still had too much firepower for unseeded American Marcos Giron as he sealed a 6-3 6-4 6-2 win and reached the fourth round of the Australian Open on Saturday.

Ruthless defending champion Jannik Sinner was in the zone Saturday as he powered into the last 16 of the Australian Open with a straight-sets thrashing of American Marcos Giron. The American, who was bidding to reach the last 16 at a Grand Slam for the first time,

"Every person that’s bought a ticket to come out here and heckle me ... it’s all going towards the Danielle Collins fund."

Danielle Collins of the United States provokes the crowd after defeating Destanee Aiava of Australia in the second round on Day 5 of the 2025 Australian Open at Melbourne Park on January 16, 2025 Danielle Collins got the last laugh — and a "big fat paycheck" — at the 2025 Australian Open.

As Danielle Collins walks out to Rod Laver Arena on Saturday night (local time), you may hear a few boos from the Australian Open crowd.