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

Learner Tien, a 19-year-old from California, became the youngest American man to reach the Australian Open's third round ...

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

U.S. 19-year old Learner Tien defeated No. 5 Daniil Medvedev in a fifth set tiebreaker in the Australian Open, making history ...

American teenager Learner Tien produced arguably the biggest shock of the Australian Open so far as he defeated last year’s ...

American qualifier Learner Tien shocked the tennis world on Thursday when he upset last year's Australian Open runner-up Daniil Medvedev in a nearly five-hour, five-set match in the second round.Tien ...

The 19-year-old from Irvine, California nearly lost a two-set lead from match point up but held off a late surge from a former world No. 1 to win the biggest match of his career.

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

In a dramatic second-round upset at the Australian Open, 19-year-old qualifier Learner Tien defeated last year's runner-up ...

a 19-year-old qualifier from California, became the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990, upsetting a racket-tossing Daniil Medvedev 6-3 ...

USA wildcard Learner Tien has stunned the world by upsetting last year's runner-up Daniil Medvedev after a gruelling five-set ...