Australian Open: Djokovic overcomes injury to win, Sabalenka survives scare
Novak Djokovic produced yet another scarcely-believable comeback to stun Carlos Alcaraz in a thriller and reach the Australian Open semi-finals. The 37-year-old Serb defied injury, age and ranking to win 4-6 6-4 6-3 6-4 against his 21-year-old opponent in Melbourne.


