VEHICLE WAS IN PARK, ENGINE RUNNING, WHILE OWNER WAS PUMPING GAS AT THE STATION. WITH THE DRIVER'S DOOR AJAR, HE WAS STANDING OUTSIDE FOR SEVERAL MINUTES AND SUDDENLY THE VEHICLE TOOK OFF IN REVERSE. VEHICLE WAS IN PARK AND NOT MOVING FOR THE SEVERAL MINUTES WHILE PUMPING GAS. THE VEHICLE TOOK OFF, DRAGGED OWNER BY THE OPEN DOOR UNDER THE VEHICLE AND RAN HIS LEG OVER. CONTINUED MOVING UNTIL IT HIT A POLE. OWNER WAS HOSPITALIZED. *TR