Corentin Moutet (No. 69 ranking) will face Learner Tien (No. 121) in the Round of 32 of the Australian Open on Friday, ...

Two of four American men still playing in Melbourne, Irvine native Tien, 19, and Aliso Viejo native Michelsen, 20, became ...

Two friends from California, Learner Tien and Alex Michelsen, have both reached the fourth round at the Australian Open ...

American qualifier Learner Tien became the youngest man to reach the Australian Open fourth round in 20 years as he beat an ...

Learner Tien (No. 121) will meet Lorenzo Sonego (No. 55) in the Round of 16 at the Australian Open on Sunday,9.Sonego ...

American Learner Tien kept the teenage revolution going at the Australian Open by reaching the last 16 on Saturday after ...

American Learner Tien kept the teenage revolution going at the Australian Open by reaching the fourth round on Saturday after ...

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, 19, became the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990.

These answers may be terse, but they shouldn’t be mistaken for rudeness or thoughtlessness. Tien gets his point across, usually with a smile, and then shuts up. He seems to have the quiet focus of a ...