I WAS DRIVING MY VEHICLE ON THE INTERSTATE HIGHWAY AND THE VEHICLE IN FRONT OF ME CAME TO AN TO AN IMMEDIATE STOP. I WAS IN PROCESS OF BRAKING WHEN I WAS HIT IN REAR AND LEFT SIDE OF VEHICLE THEN THEN WENT HEAD ON AND HIT THE GUARD RAIL. IT SPUN MY VEHICLE AROUND WHERE THE CAR ENDED UP FACING TRAFFIC ON SHOULDER OF ROAD. MY AIRBAGS DID NOT DEPLOY. THE VEHICLE ENDED UP BEING A TOTAL LOSS.