April 12, 2018 8:06 pm Fire Truck Ladder Collapses in Mattapan An investigation is underway after a ladder on a fire truck in Mattapan collapsed. US & World Videos 1:40 Heavy police presence near on-campus protests 4:17 Police presence grows at pro-Palestinian encampment at Northeastern 5:39 Billerica police sergeant hit and killed by excavator during construction detail 2:31 Celtics preparing for pivotal Game 3 against Heat in Miami 2:37 Quincy detective resigns amid allegations of ‘unwelcome, sexually explicit conduct'