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 Medvedev, in five sets. Tien won 6-3,

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

In the Australian Open Round of 64 on Wednesday, we have a matchup featuring No. 5-ranked Daniil Medvedev against No. 121 Learner Tien.In Tien’s most recent competition, he fell to Arthur

Daniil Medvedev used his racket to smash a camera attached to the net during a tricky opening round win at this year’s Australian Open.

MELBOURNE, Australia (AP) — Daniil Medvedev used his racket to smash a tiny camera attached to the net at the Australian Open while he was trailing someone ranked 418th before eventually avoiding a monumental upset and winning 6-2, 4-6, 3-6, 6-1, 6-2 in the first round at Rod Laver Arena on Tuesday.

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

American teen Learner Tien pulled off the biggest upset so far at the 2025 Australian Open, ousting Russian Daniil Medvedev -- the No. 5 player in the world -- in a 4-hour, 49-minute thriller at Margaret Court Arena.

There are six American men and five American women in the third round. Tommy Paul, Coco Gauff and Jessica Pegula all play Thursday. No. 17 Frances Tiafoe, a two-time U.S. Open semifinalist, was upset by Hungary’s Fábián Marozsán in five sets in the second round.

Daniil Medvedev is out of the Australian Open after being bested by American qualifier Learner Tien, who was forced to conduct an awkward post-match interview.

Raducanu set up a clash with Iga Swiatek but battled through more injury worries in her win over Amanda Anisimova

Daniil Medvedev opted out of his Australian Open press conference after crashing out in the second round. Medvedev was coming up against Learner Tien in his round-two clash but the Russian ace suffered a shock exit at the hands of the American.