Last night around 1730 hours, Station 137 was dispatched into the Borough of Swissvale for reported apartment on fire with entrapment. While units were en route, Swissvale Police arrived on scene confirming a working fire in a basement apartment and confirmed entrapment. 137 Engine arrived on scene and established a water supply into the rear of the building. Engine crew stretched an attack line into the fire apartment and began fire suppression with 278 Truck and 207 Engine crews. Swissvale Police officers were able to rescue two victims from the basement level. Crews performed several tasks from fire suppression, primary/secondary search, and ventilation. The incident went to 3 alarms before being placed under control.