October 5, 2017 11:50 pm Security Expert Analyzes Vegas Shooting William Bratton, former police commissioner in New York, Los Angeles and Boston speaks at Curry College in Milton, Mass about the latest development in the case of the Las Vegas shooter. US & World Videos 2:09 President of MIT calls for shutting down pro-Palestinian encampments 1:00 Three dead in apparent murder-suicide in Lowell 3:05 100 protesters detained at Northeastern University 2:39 Community mourns police sergeant killed on duty 2:50 Community mourns Billerica police sergeant killed on duty