BERWICK — A fire broke out at a Berwick office building, leading to a multi-agency response that included firefighters drafting water from the Atchafalaya River to douse the flames.The Berwick Fire Department responded Wednesday afternoon to an office building on 3rd Street that was fully engulfed in flames. Firefighters began a defensive attack using tank water because there were no nearby hydrants.Crews placed an engine along the riverbank to …