For the first time since 1990, two American men aged 20 and younger made the third round in Melbourne.

There are three American men aged 23 and under in the second week of a Grand Slam. That hasn't happened since 2003 ...

Learner Tien, a 19-year-old from California, toppled No. 5 seed Daniil Medvedev at the Australian Open. He’s now the youngest ...

Learner Tien stunned the tennis world on Thursday, claiming an upset second round victory over Daniil Medvedev at the Australian Open. The teenage talent beat the No. 5 seed in a thrilling five ...

These answers may be terse, but they shouldn’t be mistaken for rudeness or thoughtlessness. Tien gets his point across, usually with a smile, and then shuts up. He seems to have the quiet focus of a ...

The 19-year-old American upset fifth-seeded Daniil Medvedev in a five-set Australian Open marathon that lasted nearly five ...

Jannik Sinner and Carlos Alcaraz are the face of tennis but the kids are coming and Brazilian wonderkid Joao Fonseca is ...

Learner Tien (No. 121) will meet Lorenzo Sonego (No. 55) in the Round of 16 at the Australian Open on Sunday,9.Sonego ...

Two friends from California, Learner Tien and Alex Michelsen, have both reached the fourth round at the Australian Open. Tien ...

American qualifier Learner Tien became the youngest man to reach the Australian Open fourth round in 20 years as he beat an ...

Here is everything you need to know about Learner Tien vs. Lorenzo Sonego, including TV and streaming options for the match.