I HAD JUST LEFT A RED LIGHT. I WAS THE 1ST VECHICLE INTHE NORTH LANE ON A TWO LANE STREET. THE SOUTH BOUND SIDE HAD ABOUT 8 CARS . THE LAST CAR HIT A CAR IN FRONT OF HIM, SHE HIT A JEEP IN FRONT OF HER, AND IMPACT CAUSED HER TO SWEARVE INTO THE NORTHBOUND SIDE WHERE I HIT HER IN IN THE FRONT PASSENGER SIDE. I HAD MY GRANDSON 9 IN THE FRONT WITH ME. MY GRANDDAUGHTER 16 AND HER FRIEND 15 WERE IN THE TRUCK BED. I JUST HAD A SMALL INDENTION IN THE FRONT OF MY TRUCK. THIS TRUCK WAS A 1987 LONG BED. RUNS GOOD. IT I THOUGHT WAS STEAMING MAYBE I BUSTED MY RADIATOR. MY CONCERN WAS THE CHILDREN. THEN IT STARTED SMOKING. A FIRE EXTINQUISHER WAS USED. A LITTLE WHILE LATER IT CAUGHT AND BURNED UP.