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, 7 ...

Day 5 of the Australian Open 2025 was packed with unforgettable moments as Learner Tien shocked the tennis world by defeating Daniil Medvedev in a thrilling five-set battle. Jannik Sinner and ...

With the win, Tien became the second-youngest American man to reach the third round at the Australian Open after Pete Sampras did it in 1990 at 18 years old. What to know about Learner Tien.

Tien, who's ranked 121st in the world, took a 2-0 set lead but lost a third-set tiebreaker that gave Medvedev the momentum to easily take the fourth set and force a decisive fifth frame.

MELBOURNE, Australia — Learner Tien, a 19-year-old qualifier from California, notched the biggest upset of the 2025 Australian Open to date by beating No. 5 seed and 2024 finalist, Daniil ...

In 2024, Tien, who revealed he was named ‘Learner’ because of his mother’s profession as a teacher, won his first three Challenger titles, becoming the fourth American to achieve that feat ...

Learner Tien pulled off the biggest victory of his life to headline a parade of 11 Americans moving into the third round of the Australian Open. Tien, a 19-year-old native of Irvine, Calif. who ...

Learner Tien pulled off the biggest upset of the 2025 Australian Open yet on Thursday, beating former World No. 1 Daniil Medvedev in the second round in a five-set thriller.

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, 7 ...