UNINTENDED, UNCOMMANDED ACCELERATION. CAR RAPIDLY ACCELERATED TO MAXIMUM THROTTLE DURING PARKING MANEUVER IN A PARKING STRUCTURE. I WAS TRAVELLING AT 3MPH. CAR ACCELERATED, HIT ANOTHER VEHICLE AND A WALL. TESLA CLAIMS VEHICLE LOGS SHOW THROTTLE WAS COMMANDED TO 98%. AT NO TIME DID I HAVE ANYTHING BUT A LIGHT TOUCH ON THE THROTTLE.