Novak Djokovic has retired from his Australian Open semifinal against Alexander Zverev after losing the first set in a tiebreak. Djokovic missed a regulation putaway volley on top of the net down 5-6,

Novak Djokovic’s quest for a record 25th grand slam title has been cut short at the Australian Open after he stunningly retired from his semifinal match due to a left leg injury.

Novak Djokovic retired injured after losing the opening set of his clash with Alexander Zverev on Friday, sending the German to a first Australian Open final where he will take on defending champion Jannik Sinner for a maiden Grand Slam title.

Novak Djokovic’s remarkable story at the Australian Open may have had the most unfortunate conclusion as he limped out of the tournament in his semi-final against Alexander Zverev last week – but his legacy looks set to be secured for eternity.

Andy Murray has told tennis coaches that it's far harder playing the sport than watching on from the sidelines after working with Novak Djokovic at the Australian Open. Djokovic made the semi-finals of the competition this winter but was forced to withdraw from his showdown with Alexander Zverev on Friday due to injury.

Novak Djokovic shared a heartfelt message to Alexander Zverev after the second seed lost in straight sets against Jannik Sinner in the Australian Open final on Sunday at the Rod Laver Arena. Sinner won 6-3,