Daniil Medvedev has been fined a large chunk of his Australian Open prize money for unsportsmanlike conduct at the year's opening Grand Slam, included a racket-smashing meltdown in the first round. The Russian,

Daniil Medvedev hit hard in the pocket for his Australian Open antics.

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

Learner Tien, a 19-year-old qualifier from California, notched the biggest upset of the 2025 Australian Open to date by beating No. 5 seed and 2024 finalist, Daniil Medvedev, in five sets. Tien won 6-3,

Inspired American teenager Learner Tien outlasted three-times 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-night epic on Thursday.