September 13, 2017 3:35 pm Pedestrian Injured in Hit-and-Run Crash A pedestrian was struck outside a Dorchester school and the driver fled the scene. US & World Videos 2:17 MIT and Tufts call for student protesters to shut down encampments 1:49 Finalists in math competition hope their model helps ease housing crisis 2:44 Fire destroys apartment building in Randolph 2:09 Staffer at Kipp Academy in Lynn stabbed by student 3:14 After U.S. tourists' arrests in the Caribbean, a reminder about travel notices