Sleepless nights. Constant thoughts of what went wrong — and how it could have been prevented. Jannik Sinner opened up about his ongoing doping case after beating U.S. Open runner-up Taylor Fritz 6-4,

Jannik Sinner won the ATP Finals against Taylor Fritz in front of a home crowd. For a man who is still under a doping cloud, Sinner is hitting the cleanest winners.

World No. 1 Jannik Sinner defeated American Taylor Fritz 6-4, 6-4 to win the ATP Finals in Turin, Italy, on Sunday, claiming the trophy for the first time on home soil.