Jenson Button suffering a third car failure of the weekend in Bahrain . The McLaren driver was forced to retire after his rear wing failed on lap 12 and he had to start from pit lane with just one spare wheel left.
Jenson Button suffering a third car failure of the weekend in Bahrain . The Brit ground to a halt with another electrical issue on Saturday . Latest glitch means the McLaren driver will be last on the grid on Sunday .