Generations turn over quickly in tennis. At 27, Opelka is only eight years older than than the teenage Tien, but in terms of the American men’s game, they come from two different eras.

Learner Tien's breakout 2025 season signals a shift in US men's tennis as he replaces Reilly Opelka with a new, tactical playing style.

Alex Michelsen defeats longtime friend and fellow American Learner Tien to advance to his first Masters 1000 in Toronto.

Shapovalov became the youngest player to ever make it to the semifinals of the Canadian Masters in 2017, but he’s never come close to matching that showing in the years since. The 26-year-old is 3-5 ...

Preview the the 2025 National Bank Open Presented by Rogers match between Denis Shapovalov vs. Learner Tien, plus betting odds, insights and ...

Preview the the 2025 National Bank Open Presented by Rogers match between Alex Michelsen vs. Learner Tien, plus betting odds, insights and ...

Tenth-seeded Russian Daniil Medvedev beat lucky loser Dalibor Svrcina of Czechia 7-6 (3), 6-4 and Argentina’s Tomas Martin ...

American teenager Learner Tien faces Andrey Rublev at the ATP Washington Open on Wednesday.

After a first-round bye, 22nd seed Denis Shapovalov will take on Learner Tien in the second round of the Canadian Open 2025. After failing to win back-to-back matches in his first three ...

CEST H2H: first meeting Denis Shapovalov has won four of his last five matches. Last week in Los Cabos, Shapovalov had a great run, winning the title.

It’s Day 2 of first-round main draw action at ATP Cincinnati, and the draw is already offering up a few intriguing matchups.

Learner Tien is now 4-1 against Top 10 players this year after Rublev upset in Washington D.C. All four of the American teenager’s Top 10 wins this year were also first-time meetings against ...