Jannik Sinner admitted he has had "sleepless nights" since losing the French Open final to Carlos Alcaraz in five thrilling ...

Jannik Sinner is -- as of publishing this -- the No. 1 men's singles tennis player in the world, and the Italian star has ...

Jannik Sinner wasted a massive advantage over Carlos Alcaraz in the Roland Garros final, falling in five sets after five and ...

The takeaways from Carlos Alcaraz's fifth-set tiebreaker victory over Jannik Sinner in the riveting and record-breaking ...

Sinner, the men's world No. 1, has obliterated the field at Roland Garros. But he isn't really playing clay-court tennis.

FILE - Carlos Alcaraz, of Spain, left, talks with Jannik Sinner, of Italy, after defeating him in a semifinal match at the ...

Jannik played his first tournament as world no. 1 in Halle 12 months ago, lifting a trophy and marking a perfect start to his ...

Jannik Sinner is in Halle, preparing for his first ATP 500 tournament on grass. Last year, he lifted the title by beating ...

Djokovic has lost his past three matches against Sinner. Beating him today is just the second step of three on the path to ...

PARIS — Jannik Sinner passed his first test back on tour after a doping ban — a run to last weekend's final at the Italian Open, where his tennis felt good and looked good, and the statistics ...

(AP Photo/Andrew Medichini) PARIS (AP) — Jannik Sinner passed his first test back on tour after a doping ban — a run to last weekend's final at the Italian Open, where his tennis felt good and ...

Since returning to the ATP Tour, Jannik Sinner has wasted no time making an impact, reaching consecutive finals. Sinner faced ...