THIS IS DEPARTMENT OF DEFENSE OFFCIAL INVESTIGATION. VEHICLE WAS TRAVELING ABOUT 50 MPH AND HIT A LARGE FENCE AND CEMENT STRUCTURE WHICH CAUSED VEHICLE TO ROLL OVER AND SUSTAIN FRONTAL IMPACT DAMAGES. UPON IMPACT, PASSENGER'S AIRBAG DEPLOYED, BUT DRIVER'S AIRBAG DID NOT DEPLOY, WHICH DID NOT PROTECT THE OCCUPANT IN THIS CRASH. MANUFACTURER HAS NOT BEEN CONTACTED. PLEASE PROVIDE FURTHER INFORMATION. *AK