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

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

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

MELBOURNE, Australia -- Learner Tien, 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 ...

For the first time since 1990, two American men aged 20 and younger made the third round in Melbourne.

Teenage qualifier Learner Tien said Monday his debut Australian Open had been "surreal" and he would remember it for the rest ...

MELBOURNE– Inspired American teenager Learner Tien outlasted three-time Australian Open runner-up Daniil Medvedev to reach the third round with a 6-3 7-6(4) 6-7(8) 1-6 7-6(7) victory in a late ...

Learner Tien pulled off the biggest victory of his life to headline a parade of 11 Americans moving into the third round of the Australian Open. Tien, a 19-year-old native of Irvine, Calif.

Learner Tien said he had taken inspiration from the upsets masterminded by Joao Fonseca and Jakub Mensik after stunning three-time finalist Daniil Medvedev at the Australian Open on Thursday.

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