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 ...

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

Novak Djokovic wrote a heartfelt message to Alexander Zverev on Instagram after his injury retirement in the Australian Open.

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

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

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

Injured Djokovic decides not to continue after losing first set as Zverev reaches his first Australian Open final ...

Alexander Zverev urges fans not to boo Novak Djokovic, who retired in the Australian Open Semifinals due to injury ...

Facing Sinner, particularly on hard courts, reminded Zverev a lot of trying to solve the challenge presented by none other ...

Alexander Zverev had a classy response to Novak Djokovic's medical retirement on Friday. Zverev won the first set of his ...

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