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, 7-6 (7).

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,

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

The Russian, a three-time beaten finalist, crashed out of the tournament in the second round following a five-set loss to American teenager Learner Tien.

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

MELBOURNE, Australia — Things are somewhat out of control at the Australian Open this year, and that’s got only a little to do with the results on the courts.

Daniil Medvedev of Russia reacts during his round 2 match against Learner Tien of USA during the 2025 Australian Open at Melbourne Park in Melbourne, Thursday, January 16, 2025. / IMAGO / AAP ...

Daniil Medvedev has copped a pair of hefty fines following his surprise Australian Open exit. The world No. 5 was bundled out in the second round by qualifier Learner Tien – arguably the biggest upset of the tournament thus far.

Daniil Medvedev is facing more fines from the Australian Open after failing to attend his post-match press conference after the defeat to American teenager Learner Tien. The fifth seed was upset 6-3 7-6 (4) 6-7 (8) 1-6 7-6 (7) in a four hour, 49 minute match that finished around 3am on Margaret Court Arena.

The Irvine native and 19-year-old qualifier, who played one semester at USC, wins a 4-hour, 49-minute thriller that ends at nearly 3 a.m. in Melbourne