On Friday afternoon, February 21st, at 430, a working fire was ordered, Box 45-7741, for the fire on the roof of the 7 story commercial building at 125 CambridgePark Drive in the Alewife area of North Cambridge. Two attack lines were utilized to extinguish the fire. Fire companies overhauled the fire area to ensure complete extinguishment, checked all floors for any fire extension, ventilated, and ensured the safety of occupants.