LEFT REAR TIRE SEPARATED WHILE DRIVING ON HIGHWAY. DRIVER ABLE TO REACH SHOULDER AND CALL REPAIR SERVICE. APPROX. 3 HRS. LATER DURING SAME TRIP, RIGHT REAR TIRE SEPARATED, DRIVER NOT ABLE TO MAINTAIN CONTROL OF VEHICLE. VEHICLE SWERVED VIOLENTLY BACK AND FORTH THEN ROLLED 3 OR 4 TIMES. TWO INJURED OCCUPANTS TAKEN TO HOSPITAL. VEHICLE TOTALED. *( DOT NUMBER: VDHL1M0094 TIRE SIZE: P235/75R15 )