Police Converged At MITCampus After Police Officer Was Killed

Police descended on a Boston suburb on April 19 amid reports of gunfire and explosions shortly after a university police officer was shot dead on the MIT campus Thursday (April 18) night, touching off a manhunt in a community on edge just days after the Boston Marathon bombing. Neighbors reported hearing several gunshots and explosions in Watertown, a neighboring suburb to the Massachusetts Institute of Technology where the campus police officer was killed. Reuters video