SITTING IN TRAFFIC ON 405 FREEWAY NEAR EXIT 52 GOING SOUTH TO WORK WHEN I WAS REAR-ENDED BY A 2013 NISSAN. BACK AND FRONT OF CAR FOLDED UP, I WAS EJECTED FROM THE SEAT BELT (OPENED UP AND FLEW INTO PASSENGER SEAT) AND NOT ONE AIR BAG OPENED. I COULD NOT MOVE, MY FOOT WAS FRACTURED, STOMACH HURT, NECK, BACK AND ARMS IN PAIN. CHP ON THE SCENE. CAR THAT RAN INTO THE BACK OF ME PUSHED ME INTO A LARGE TRUCK AND PUSHED THE TRUCK INTO A CAR. 4-CAR ACCIDENT. CAR HAS BEEN TOTALED AND I AM REPORTING THE FAILURE AND DEFECT WITH THE SEAT BELTS AND AIR BAGS. MA 10/5 UPDATED 11/06/2017*CN