HEMI MOTOR STALLED, BACK-FIRED, CAUGHT FIRE IN ENGINE COMPARTMENT AND LOST CONTROL OF STEERING. VEHICLE ACCELERATED AND LEFT THE ROAD AND FLIPPED ONTO SIX CARS IN PARKING LOT. AT THAT POINT INSIDE OF VEHICLE CAUGHT FIRE. PASSENGERS WERE A 5 YEAR OLD BOY AND THE DRIVER WAS A 63 YEAR OLD MALE. SEVEN VEHICLES WERE DESTROYED IN THIS ACCIDENT. *TR