Las Vegas officials rethink bus security, ads after shooting

LAS VEGAS (AP) - The Las Vegas public transportation system is investigating how it uses surveillance video and vehicle advertisements a week after a fatal shooting and barricade situation on a public bus shut down the Strip for hours.The Regional Transportation Commission of Southern Nevada said in a statement Saturday that the agency is working with Las Vegas police to examine those issues from the March 25 incident.Police said all those aboard were able to flee. But during the barricade, auth