TRAFFIC CRASH WITH EXTENSIVE FRONT END DAMAGE. POINT OF IMPACT WAS TO FRONT END, TOWARDS DRIVER'S SIDE. PASSENGER SIDE AIR BAG DEPLOYED, DRIVER'S SIDE DID NOT. FORTUNATELY, MY SON'S BELT RESTRAINTS PREVENTED INJURY. CONCERNED AS TO THE FAILURE OF THE DRIVER'S SIDE AIR BAG FAILED. AS INDICATED ABOVE, IMPACT POINT WAS GENERALLY TOWARDS THE DRIVER'S SIDE. *LA