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.

Fifth seed Daniil Medvedev is out of the Australian Open after losing a five-set thriller to teenager Learner Tien in the ...

Learner Tien achieved an unprecedented feat in the past 20 years following his stunning victory over Daniil Medvedev in the ...

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

Italian superstar Jannik Sinner drew raucous laughs from the Rod Laver Arena crowd with a cheeky sledge of tennis great John ...