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

It's the second time in the past four Grand Slams that Novak Djokovic needed to abandon his spot in the latter stages of the ...

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 ...

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

Novak Djokovic retired due to injury after losing the first set to Alexander Zverev 7-6 (5) in the semifinals of the ...

Novak Djokovic retired injured after losing the first set 7-6(5) against Alex Zverev on Friday to put the German through to ...

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

Djokovic is only interested in tennis' biggest prizes. He still has the game to win them, but at age 37 his body is letting ...

Novak Djokovic has said he and Andy Murray will "cool off" before making a decision on whether they decide to continue to ...

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

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