Facing Sinner reminded Alexander Zverev of trying to solve the challenge presented by the 24-time major champion Djokovic.

Novak Djokovic has retired from his Australian Open semifinal against Alexander Zverev after losing the first set in a ...

Jannik Sinner, a 23-year-old Italian, is the youngest man to leave Melbourne Park with the trophy two years in a row since ...

Djokovic is out of the Australian Open after retiring from his semi-final, with Zverev through to face Sinner on Sunday ...

Novak Djokovic is out of the Australian Open in stunning fashion. The 24-time slam champion medically retired immediately ...

Zverev will face defending Australian Open champion and No. 1 seed Jannik Sinner, who beat American Ben Shelton 7-6 (2), 6-2, ...

Djokovic, who retired due to injury after the first set, was booed by the crowd as he walked off Rod Laver Arena.

Spectators booed as the 37-year-old Djokovic walked off toward the locker room, and he stopped, turned around and responded ...

Novak Djokovic retired injured after losing the opening set of his clash with Alexander Zverev on Friday, sending the German ...