October 7, 2017 11:40 pm Police Boost Security After Vegas Attack Increased security for events around Boston in the wake of the Las Vegas shooting. US & World Videos 2:04 Newton dentist office aiming to keep kids comfortable 2:08 Tension grows over campus protests in Boston 1:53 Opening statements begin in the Karen Read trial 2:31 Fallen Billerica Police Sgt. Ian Taylor honored at vigil 2:39 MIT president calls for shutdown of student encampments