Nashua firefighters responded to a building fire at 6 Cross St on 4/18/24.  Engine Co. 1 arrived on scene to smoke showing from a large 2 story multiple dwelling.  Companies stretched multiple handlines and made an aggressive interior attack and knocked down the fire on the 2nd floor.  Ladder 2 ventilated the roof while L1 conducted searches.  Companies had the fire knocked down in a short amount of time.