Department of Conservation and Recreation officers worked alongside the State Police and the film studio's internal security to keep passersby off the Mass. Ave bridge during Sunday's filming. Eric D. Schmiedl—The Tech May. 8, 2016 Facebook Twitter Reddit Print Department of Conservation and Recreation officers worked alongside the State Police and the film studio's internal security to keep passersby off the Mass. Ave bridge during Sunday's filming. Eric D. Schmiedl—The Tech