Learner Tien, a 19-year-old qualifier from California, notched the biggest upset of the 2025 Australian Open to date by ...

Learner Tien has become the youngest American man to reach the Australian Open’s third round since Pete Sampras in 1990.

Inspired American teenager Learner Tien outlasted three-times Australian Open runner-up Daniil Medvedev to reach the third ...

At the age of 19, Learner Tien defeated Daniil Medvedev in a five-set thriller that finished just before 3 a.m. in Melbourne.

Learner Tien pulled off a massive upset against Daniil Medvedev at the Australian Open. So, who is Tien, the 19-year-old out ...

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 ...

But Medvedev erased that with a 122 mph ace ... a total that ranks fourth among men in tennis history. Tien and Alex Michelsen are the first pair of American men 20 or younger to advance to ...

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 ...