MY TOYOTA PRIUS ACCELERATED AT EXTREMELY HIGH SPEED AS I PULLED INTO MY DRIVEWAY. I CRASHED THROUGH THE GARAGE DOOR INTO THE BOXES AND FURNITURE STORED IN THE GARAGE. I HAD MY FOOT PRESSED ALL THE WAY DOWN ON THE BRAKE BUT COULD NOT SLOW DOWN OR STOP BUT ACCELERATED TO A VERY HIGH SPEED. THERE WAS SIGNIFICANT PROPERTY DAMAGE AND CAR DAMAGE. IT WAS REPORTED TO ALLSTATE. NO OTHER VEHICLE WAS INVOLVED. THE AIRBAG DID NOT ACTIVATE! I DO NOT KNOW THE EXACT SPEED OTHER THAN TO SAY IT WAS EXTREMELY FAST AND VERY, VERY TERRIFYING! *TR