Formula 1: The Australian Grand Prix

Live coverage from Melbourne of the Australian Grand Prix, the opening race of the Formula 1 season. Lewis Hamilton, who won last year's title by one point from Brazilian Ferrari driver Felipe Massa, begins his title defence in what is tipped to be one of the most open seasons in years. This race provides the first real opportunity to gauge what effect the numerous rule changes made in the off-season, the most radical in 25 years, will have on the competition this year