It's hard to watch the way Jannik Sinner plays tennis and not think of Novak Djokovic. Of all the praise bestowed on Sinner ...

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

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

Alexander Zverev chided the crowd after they booed Novak Djokovic for retiring due to injury after the first set in an ...

Novak Djokovic surprised everyone when he retired due to injury after the first set of his match against Alexander Zverev, ...

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

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

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

Novak Djokovic's bid for 11th Australian Open title ends after a muscle tear in his left leg. He says injury happened during ...

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