01:255 Live Formula 12014Australian GP 1st PracticeBBC Radio 5 Sports Extra Duration: 1 hour, 40 minutes Fri 14th Mar 2014, 01:25 on BBC Radio 5 Sports ExtraLive commentary on the first practice session for the Australian Grand Prix.GenresSportFormula OneBrand5 Live Formula 1Series5 Live Formula 1: 2014 Source: BBC Online