REGARDING A 2008 NISSAN SENTRA 4DSD, INVOLVED IN A COLLISION WITH ANOTHER VEHICLE, WE BELIEVE THE RIGHT REAR SEAT BELT FAILED TO RESTRAIN THE PASSENGER. THE FAILURE OF THE SEAT BELT WE BELIEVE, ALLOWED THE RIGHT REAR SEAT PASSENGER TO COLLIDE WITH THE REAR OF THE RIGHT FRONT PASSENGER SEAT CAUSING SEVERE PERSONAL INJURY TO THE RIGHT REAR PASSENGER THAT WOULD NOT HAVE OCCURRED HAD THE RESTRAINT FUNCTIONED AS DESIGNED TO RESTRAIN THE PASSENGER.