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

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).

Qualifier and 19-year-old Learner Tien beat No. 5-ranked and three-time Australian Open finalist Daniil Medvedev in a five-set thriller 6-3, 7-6 (4), 6-7 (8), 1-6, 7-6 (7) for the biggest win of ...

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

Learner Tien has announced himself on the world stage with a huge upset victory over world No. 5 Daniil Medvedev, emerging as ...

Tien caused an upset at the Australian Open on Thursday, dumping out No. 5 seed Daniil Medvedev in a five-set thriller.

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 ...

There are three American men aged 23 and under in the second week of a Grand Slam. That hasn't happened since 2003 ...

Copyright 2025 The Associated Press. All Rights Reserved. Daniil Medvedev of Russia reacts during his second round match ...

Daniil Medvedev has been fined for misconduct after his shocking defeat in the second round of the Australian Open 2025.

Daniil Medvedev is fined over £60,000 for unsportsmanlike conduct following his on-court antics at this year's Australian ...

The future looks bright for the ATP Tour, as a trio of Next Gen ATP stars made their presence known at the 2025 Australian ...