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

American teenager Learner Tien produced arguably the biggest shock of the Australian Open so far as he defeated last year’s runner-up Daniil Medvedev in five sets, 6-3, 7-6 (4), 6-7 (8), 1-6, 7-6 (7).

Medvedev destroyed a tiny camera hanging in the net by repeatedly smacking it with his racket during a surprisingly hard, five-set, first-round win over Kasidit Samrej, who was ranked 418th

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 hours.

Learner Tien and Alex Michelsen were born about 15 months apart and first crossed paths a decade ago when they were playing in Southern

Two friends from California, Learner Tien and Alex Michelsen, have both reached the fourth round at the Australian Open. Tien is 19, and Michelsen is 20. They are two of

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 took an early two-set lead (6–3,

American Learner Tien upset No. 5 seeded Daniil Medvedev 6-3, 7-6 (4), 6-7 (8), 1-6, 7-6 (10-7) at the 2025 Australian Open, in a 4-hour, 49-minute match that began Thursday night and ended early Frid

At the age of 19, Learner Tien defeated Daniil Medvedev in a five-set thriller that finished just before 3 a.m. in Melbourne.

Daniil Medvedev's week goes from bad to worse as he is fined $76,000 for misconduct three days after being knocked out of the Australian Open.