MY SON WAS DRIVING MY CAR NISSAN SENTRA 2011 ON 405 FREEWAY IN THE CARPOOL LANE AT ABOUT 65MPH. THE ENGINE CUT OFF. HE TOLD ME THAT HE TRIED TO GET OVER WHILE THE CAR WAS STILL COASTING BUT THE VEHICLE COMPLETELY STOPPED IN ONE OF THE LANES. HE PUT ON THE EMERGENCY FLASHERS AND CALLED HOME. HE TOLD US THAT THE CAR HAD CUT OFF AND WOULDN'T START BACK UP. HE SAID THAT OTHER CARS WERE JUST FLYING BY AT FAST SPEED. WE TOLD HIM AND HIS FRIENDS TO STAY IN THE CAR WHERE WE FELT IT TO BE SAFER AT THE TIME. THEN HE SAID I AM ABOUT TO GET HIT. FOR MINUTES WE DID NOT KNOW WHAT WAS GOING ON. THE DRIVER THAT HIT THE REAR OF THE CAR LET MY SON AND 2 OTHER PEOPLE GET IN HIS CAR AND HE DROVE THEM OFF OF THE FREEWAY. MY SON CALLED THE HIGHWAY PATROL AND EXPLAINED THE SITUATION. HE WAS TOLD THAT THE CHP WOULD TAKE CARE OF IT. WHEN MY HUSBAND AND I ARRIVED AT THE LOCATION WHERE MY SON,HIS FRIENDS AND THE DRIVER OF THE CAR THAT HIT HIM WERE WAITING, WE NOTICE A POLICE CAR. THE POLICEMAN SAID HE JUST SAW THEM THERE AND CAME OVER. WHEN CHP FINALLY CAME OVER TO WHERE WE WERE WAITING, THE CHP OFFICERS EXPLAINED TO US THAT THE VEHICLE WAS HIT A SECOND TIME AND THAT TWO PEOPLE WERE CARRIED IN AN AMBULANCE TO THE HOSPITAL. THE VEHICLE WAS PUT ON A TOW TRUCK AND BROUGHT OVER TO WHERE WE WERE ALL WAITING. THE REAR OF THE CAR WAS TOTALLY SMASHED. THERE WAS NO LONGER A BACK SEAT OR TRUNK. WHEN MY SON SAW THE CAR HE WAS GLAD THAT THEY HAD GOTTEN OUT OF THE CAR BECAUSE ONE OF HIS FRIENDS WOU