When cars crash, reconstructionists work to explain why

Investigators conduct a full inspection of the vehicles “to make sure there isn’t a mechanical problem.” In addition, “we work to determine who was sitting where, what type of restraints those occupants had on and whether the air bags deployed.” Information from the black box, or the “event data recorder,” is pulled. But Megge said “big brother isn’t watching.” Event data recorders record what took place immediately before and during a crash: speed before impact, change in speed at impact, steering angle, if seat belts were worn and if brakes were deployed. Even whether the vehicle was on cruise control or not…