ODI opened PE00-044investigation on November 3, 2000, based on a report regarding the death of the occupant of the right front seat in a 2000 model year Ford Explorer XLS involved in a roll-over crash.it is alleged that the webbing of the buckle portion of the seat belt assembly failed during the crash.the occupant was partially ejected from the vehicle, thereby sustaining fatal injuries.this investigation has been opened for further study.