Brawn: F1 must not become too random’

The second half of the 2012 Formula 1 needs to be less 'random' if it is to keep spectators enthralled right to the end of the world championship battle. That is the view of Mercedes team principal Ross Brawn. He believes there is a risk the sport could lose some of its attraction if this year's campaign fails to form a narrative following its unpredictable start