KITTERY, Maine — Multiple firefighters were reportedly injured while battling a fire aboard the USS Miami nuclear-powered attack submarine Wednesday evening at the Portsmouth Naval Shipyard, according to a shipyard official and emergency radio communications.

Firefighters were initially called to the Shipyard just before 6 p.m. for a report of a fire on a ship in dry dock. According to emergency scanner traffic, fire crews encountered heavy smoke and fire and two firefighters were taken from the scene with injuries. Two additional firefighters were later reported as requiring transport from the scene