Novak Djokovic retires from his Australian Open semifinal after losing the first set against Alexander Zverev.

But, regardless of how you feel about him or what you think about him bowing out, nobody — not even Novak Djokovic — deserves ...

Novak Djokovic still has to wait for his 25th major title - and is even looking gloomily into the future after his loss to ...

Novak Djokovic is 37 and was forced to stop playing because of an injury at two of the past four Grand Slam tournaments.

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

Novak Djokovic had tennis fans believing he'd capture his 25th Grand Slam title at the Australian Open. On Friday, however, ...

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

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

Andy Murray admits that his experience as Novak Djokovic's coach has been a "steep learning curve", but the three-time grand ...