Learner Tien has stunned the tennis world, claiming an upset victory over Daniil Medvedev at the Australian Open.

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

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

In the Australian Open Round of 64 on Wednesday, we have a matchup featuring No. 5-ranked Daniil Medvedev against No. 121 ...

After squandering a match point during the third set, Learner Tien was blitzed 6-1 in the fourth set by Daniil Medvedev. It ...

Daniil Medvedev has been fined a total of $76,000 for his camera and racket smashing outbursts during the first two rounds of ...

Learner Tien celebrated his shock Australian Open victory over three-times runner-up Daniil Medvedev in true teenage fashion, ...

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

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