Lawrence, MA - Lawrence firefighters were dispatched to a reported building fire at 35 Essex Street on February 22nd. Arriving crews had heavy fire showing from the rear of a church rectory and command quickly struck a second-alarm. Crews made an aggressive attack to keep the fire from spreading to the main church. Chief of Department Moriarty arrived on scene, assumed command and struck a third and then fourth-alarm, bringing in mutual aid to the fire and to cover. Crews made a defensive attack to knock down the heavy fire until they could go in and overhaul. Crews remained on scene for several hours checking for extension.