I PARKED THE CAR AT A SHOPPING CENTER GARAGE IN TYSONS CORNER VA, TURNED THE CAR OFF AND REMOVED THE KEY. AS I WAS WALKING AWAY FROM THE CAR, I HEARD THIS NOISE SOUNDING LIKE THE FAN STILL RUNNING. AS I RETURNED TO THE CAR AND LISTENED CLOSER, I REALIZED THAT IT WAS THE ENGINE MOTOR STILL RUNNING. I GOT BACK IN THE CAR AND PLACED THE KEY AND ATTEMPTED TO START THE CAR AND COULD NOT. I TURNED THE KEY TO TURN IT OFF AND REMOVED THE KEY. THE ENGINE WAS STILL RUNNING. THE ONLY WAY THAT I COULD GET IT TO CUT OFF WAS TO MOVE IT A FEW INCHES THEM BACK UP. THIS TIME I TURNED THE KEY TO STOP THE ENGINE AND IT CUT OFF. THE CAR WAS RUNNING WITHOUT THE KEY AND THE DOORS LOCKED FOR ABOUT 4 - 5 MINUTES. WHAT HAPPENED. *TT