2000 JEEP CHEROKEE WAS IDLING WITH THE ENGINE RUNNING IN PARK, NO EMERGENCY BRAKE ON. EXITED THE VEHICLE AND GOT A FEW ITEMS FROM THE REAR SEATING, THEN ENTERED THE REAR HATCH AREA TO GET A FEW MORE ITEMS OUT. WALKING AWAY FROM THE VEHICLE ABOUT 20 YARDS WHEN I TURNED AROUND THE VEHICLE WAS GONE. IT ENDED UP ACROSS THE STREET IN AN EMBANKMENT. WHEN I OPENED THE DRIVERS DOOR, THE VEHICLE WAS NOT IN DRIVE. NO ONE WAS IN THE VEHICLE AT THE TIME, MINOR DAMAGE TO THE FRONT OF THE JEEP. *JB