Learner Tien, a 19-year-old qualifier from California, notched the biggest upset of the 2025 Australian Open to date by ...

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

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

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

MELBOURNE– Inspired American teenager Learner Tien outlasted three-time Australian Open runner-up Daniil Medvedev to reach ...

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

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

American teen Learner Tien pulled off the biggest upset so far at the 2025 Australian Open, ousting Russian Daniil Medvedev - ...

Learner Tien became the first qualifier to claim an ATP top-five win at the Australian Open since Guillermo Garcia Lopez, who ...

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 ...

then held for a 5-4 edge after Medvedev got docked a point. Tien reached two junior Grand Slam singles finals in 2023, at the Australian Open and U.S. Open, and played one semester at USC before ...