McLaren frustrated in attempts to test new front-wing on the final day in Bahrain
Jenson Button only able to run 22 laps as team try out new front-wing
Monday 3 March 2014 10:37, UK
A series of problems on the final day of testing in Bahrain restricted McLaren's attempts to trial their new Melbourne-spec front-wing, as the team's pre-season preparations ended in frustration.
