Jannik Sinner's co-coaches discuss in a joint interview with The Associated Press how the top-ranked player from Italy keeps ...

Nikola Bartunkova, a promising 18-year-old tennis player from the Czech Republic, has accepted a six-month suspension from ...

TURIN, Italy -- Top-ranked Jannik Sinner became the first player to advance to the semifinals at the ATP Finals on Thursday.

Jannik Sinner capped a perfect group stage at the ATP Finals with a 6-3, 6-4 win over Daniil Medvedev on Thursday (Friday in ...