VEHICLE WAS GOING 30-40MPH IN 4 WHEEL WITH A LIGHT COATING OF SNOW. 4 VEHICLES LOST CONTROL AND STARTED SPINNING OUT OF CONTROL IN FRONT OF THE CONSUMERS VEHICLE, THE CONSUMER PUMPED THE BRAKES LIGHTLY WHILE THE VEHICLE WAS IN FOUR WHEEL DRIVE WHEN THE TIRE ON THE DRIVERS SIDE (BOTH) EXPERIENCED TREAD SEPARATION, THE VEHICLE LEANED TO THE LEFT GOING OUT OF CONTROL AND ENDED UP GOING DOWN AN EMBANKMENT FLIPPING ON ITS LEFT AND RIGHT SIDE BEFORE STOPPING IN AN UPRIGHT POSITION, THE TIRES WERE ORIGINAL ON A 2001 FORD EXPLORER, APPROXIMATE 32,000 MILES. CONSUMER IS CURRENTLY WAITING FOR TIRE FROM FORD. *AKDOTP255170R16 FIRESTONE WILDERNESS AT SIZE 16.*NLM