Andy Murray admits he had to change his tactics during his Australian open semi-final win over David Ferrer, but is pleased to win "a tough long match."

Australian Open final - Andy Murray v Novak Djokovic
Venue: Melbourne Park Date: 30 January
Coverage: Watch on BBC One, Red Button, BBC Sport website (UK only) & Eurosport from 0815 GMT; listen on BBC 5 live sports extra and online from 0830 GMT; text commentary online from 0730 GMT; full details

Available to UK users only.