Facing Sinner reminded Alexander Zverev of trying to solve the challenge presented by the 24-time major champion Djokovic.

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,

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

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

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

Spectators booed an injured Novak Djokovic as he left the court in Rod Laver Arena after quitting one set into his Australian Open semifinal against Alexander Zverev on Friday.

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

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

Novak Djokovic had a blunt response to injury "experts" after he was booed off the court following his retirement due to injury at the 2025 Australian Open.

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.