Truck 20 was dispatched this morning at 0237 to respond to assist on a structure fire in Williamstown. The Truck responded with a crew of 6 personnel. Upon arrival, Truck 20 was assigned to position on the west side and go into operation. Crews assisted with fire suppression and overhaul activities. Duncannon Truck 2 was relocated to Station 20 to cover while both Trucks 20 and 22 were operating at the scene.