Apartment Building, Residential Brockton, MA – Apartment arson fire contained by sprinkler system August 29, 2016 viking210 … The incident is the second arson fire in the city in a week. On Aug. 19, someone set a fire inside an apartment in a 16-unit apartment building at 119 Newbury St., Williams said. The apartment was unoccupied, however, there were other people in the building at the time. No one was injured. The building’s sprinkler activated and helped keep the fire from spreading inside the four-story wood-frame building until firefighters arrived, Williams said. Anyone with information on these two arson cases is asked to call the Arson Watch Reward Program at 1-800-682-9229. A reward of up to $5,000 has been offered for pertinent information.