WHILE DRIVING BETWEEN 65 TO 70 MPH FRONT DRIVER'S SIDE TIRE BLEW UP. AS RESULT, DRIVER LOST THE CONTROL, AND VEHICLE ROLLED OVER SEVERAL TIMES. VEHICLE LANDED UPSIDE DOWN IN AN EMBANKMENT. UPON IMPACT, THE AIRBAG DID NOT DEPLOY. FIRESTONE, STEELTEX RADIAL, SIZE 265/75R16 DOT VDW81XL2400. THE DRIVER AND WIFE BECAME UNCONSCIOUS AND WERE TRANSPORTED BY AMBULANCE TO THE NEAREST HOSPITAL. *AK