I REAR ENDED ANOTHER VEHICLE AT AROUND 35MPH. THE FRONT AIRBAGS DEPLOYED. WITHIN 2 MINUTES WE NOTICED THAT THE TRUCK WAS ON FIRE. THE FIRE ORIGINATED AT THE BOTTOM OF THE DRIVER SIDE B PILLAR. MYSELF, ONE WITNESS, AND ONE LAW ENFORCEMENT OFFICER ALL SAW WHERE THE FIRE STARTED. THE TRUCK FRONT AND CAB WERE TOTALLY BURNED UP WITHIN 5 MINUTES. NO ONE WAS HURT DUE TO THE FIRE.