- Serb wins 6-7 (6) 6-2 6-4 7-6 (6)
- World No 114 Karatsev stuns Dimitrov to reach last four
Novak Djokovic continued his successful battle through the pain barrier with victory over Alexander Zverev to reach the semi-finals of the Australian Open. The world No 1’s hopes of a ninth title in Melbourne Park have hung firmly in the balance since he sustained an abdominal injury during his third-round win against Taylor Fritz.
Related: Serena Williams to face Osaka in Australian Open semis after ousting Halep