MELBOURNE, Australia — Alex Michelson joked that he was too busy at the Australian Open on Saturday morning to have a lengthy phone conversation with his mother back home in California. His excuse was pretty good, actually: The 20-year-old Michelsen was on court for a 6-3, 7-6 (5), 6-2 victory over No. 19 seed Karen Khachanov.

Alex Michelsen, part of a group of Americans making an impact at the Australian Open, defeated No. 19 seed Karen Khachanov to reach the Round of 16.

American world number four Taylor Fritz said Thursday he will donate his $82,000 first-round prize money from the Australian Open to help victims of the Los Angeles wildfires, calling the devastation "insane".

World no. 4 tennis player Taylor Fritz announced on Thursday that he plans to donate his first-round prize money of $82,000 from the Australian Open to support those affected by the wildfires in Los Angeles.

US qualifier Learner Tien stunned No.5 seed Daniil Medvedev beating him in five sets while Danielle Collins made an enemy of the crowd and the Special Ks, who retired hurt.

Learner Tien, 19, became the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990.

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.

While Naomi Osaka is busy competing — and winning — at the Australian Open, she needed to send someone to retrieve her 1 1/2-year-old daughter’s birth certificate from their California home in case it