Athens

Novak Djokovic has withdrawn from the ATP Finals in Turin after winning the Hellenic Championship in a grueling three-hour final against Italy’s Lorenzo Musetti, citing a lingering shoulder injury that he says will prevent him from competing at full strength.

Djokovic announced his withdrawal late Saturday, just hours after clinching a 4-6, 6-3, 7-5 victory over Musetti in Athens, a win that secured his 101st career title and set a new all-time hardcourt record.

“I was really looking forward to competing in Turin and giving my best,” Djokovic wrote on social media. “But after today’s final in Athens, I’m sad …