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

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

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

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

Spectators booed an injured Novak Djokovic as he left the court in Rod Laver Arena after quitting one set into his Australian ...

It could be tempting to write off Novak Djokovic in the immediate aftermath of his exit from the Australian Open semifinals ...

Spectators booed an injured Novak Djokovic as he left the court in Rod Laver Arena after quitting one set into his Australian ...

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

Jannik Sinner swept Ben Shelton in straight sets while Alexander Zverev advanced Friday through an injury-related retirement ...

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