The Montreal fire department is battling a five-alarm fire at a four-storey residential building in the St-Henri neighbourhood Sunday afternoon. Firefighters were called to the scene around 3:29 p.m. on Rue Sainte-Cunégonde and Rue de Lévis in the Sud-Ouest borough. About 150 firefighters were deployed to the scene. The fire department told CTV News there are no injuries, and power has been cut in the surrounding area. Fire officials said they do not yet know what caused the fire, and it could take several hours to extinguish.