Listen to the Australian Open on 5 Sports Extra and BBC Sounds and follow on the BBC Sport Website Andrea Petkovic, Ryan ...

Novak Djokovic's injury retirement from his Australian Open semi-final after a gruelling first set on Friday, and his ...

The Serbian tennis player could no longer endure the pain and withdrew from the Australian Open after losing the first set to ...

Novak Djokovic dramatically retired from his Australian Open semi-final against Alexander Zverev after being unable to play ...

Novak Djokovic and coach Andy Murray will discuss their future together after injury brought the Serbian’s bid for a 25th ...