The 38-year-old was gifted passage into an Australian Open semi-final showdown with Jannik Sinner after Lorenzo Musetti retired hurt when in complete control of their last-eight clash, 6-4, 6-3, 1-3. It followed a free ride through the fourth round when Jakub Mensik withdrew without a ball being hit. AdvertisementHis charmed run has pitted the 38-year-old against world number two and double defending champion Sinner in a blockbuster on Rod Laver Arena on Friday. Djokovic needs to reverse a run of five straight defeats to the Italian to make his 11th Australian Open final, where either Spanish top seed Carlos Alcaraz or German third seed Alexander Zverev awaits. AdvertisementDjokovic was crushed by Sinner in last year’s French Open and Wimbledon semi-finals, but remains optimistic he can still pull off an upset.