Formula One chief Ross Brawn has called on the sport to find out why Romain Grosjean's car exploded into a fireball. Grosjean was lucky to escape with minor injuries after his Haas car speared through metal barriers, splitting in two and bursting into flames on the opening lap of Sunday's Bahrain Grand Prix.
The sport's governing body, the FIA, have already started their investigation and will analyse data from Grosjean's car to determine what caused the crash.
There will also be careful scrutiny into why Grosjean's car veered through the metal barriers and F1's managing director Brawn says it is vital that they uncover just how the F1 machinery was split in two.
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