Firefighters took down the flames in a four story building in Concord, Massachusetts on Sunday morning.
Concord Fire responded to a fire alarm at a multi-building condominium complex on 95 Conant St. at around 8:12 a.m.
Authorities say firefighters evacuated the building and relocated three people who couldn't evacuate on their own.
Crews encountered smoke and a fire in the ceiling of an attached garage, which was quickly extinguished.
Firefighters remain on scene.
Residents of both buildings will be temporarily displaced.
