Shortly after 0300hrs, Engine 9 was added to Tactical Box 21-4, in the Old Mill Woods development to assist with a working dwelling fire. Chief 21 was on location with an attached garage with fire through the roof. Crews went in service with 2 handlines to contain the fire to the garage. Engine 9 assisted with manpower and overhaul. Crews from E80, Q73, TW21 and E22 were also on location. A line of heavy thunderstorms had moved through the area a few hours before. It is believed that a lightning strike may have caused the fire. The Middletown FMO is investigating the incident.