Novak Djokovic retires from Australian Open semi-final as Alexander Zverev advances - live
Novak Djokovic retires from Australian Open semi-final as Alexander Zverev advances - live - Djokovic is out of the ...
Australian Open live: Novak Djokovic retires from semifinal against Alexander Zverev, before Jannik Sinner vs Ben Shelton
Ten-time Australian Open champion Novak Djokovic says it is possible he may not return to play at Melbourne Park after injury forces him out of his semifinal. Follow live.