Novak Djokovic retires from Australian Open semi-final as Alexander Zverev advances - live
Novak Djokovic has retired from his Australian Open semi-final against Alexander Zverev after struggling with injury.The 37-year-old lost the first set on a tiebreak to second seed Zverev and ...
Australian Open: Injured Djokovic retires from semi-final against Zverev after losing first set
Follow live text and radio commentary featuring Jannik Sinner and Novak Djokovic from the Australian Open semi-finals in ...