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

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 has stunned the tennis world, claiming an upset victory over Daniil Medvedev at the Australian Open.

American qualifier Learner Tien shocked the tennis world on Thursday when he upset last year's Australian Open runner-up Daniil Medvedev in a nearly five-hour, five-set match in the second round.

Daniil Medvedev’s “Dead Fish” celebration at the end of the 2021 U.S. Open final stands out as among the most unusual and ...

Learner Tien, a 19-year-old from California, became the youngest American man to reach the Australian Open's third round ...