At ~4:00 AM, Westmorland 911 dispatched Station 20 (Murrysville VFC) for an Automatic Fire Alarm (AFA ) at Redstone Highlands-Murrysville. Station 20 responded with Truck 20 (2 firefighters), with Chief 20 who went directly to the scene. Westmorland 911 also dispatched the following stations to assist Station 20: Station 64 (White Valley VFD), Station 78 (Sardis VFC), Station 22 (Export VFD), and Station 87 (Harrison City VFD). Chief 20 was first on scene, gained entry to the building, and found no fire or smoke. It was determined that a resident of the facility had accidently pulled the fire alarm. Chief 20 cancelled all responding units, and reset the fire alarm system.