A Nebraska lawmaker wants teachers to be able to carry concealed guns in school. The proposal follows a recent shooting in which an Omaha high school senior killed an assistant principal and wounded a principal before killing himself. Each school district would set its own policy, with a two-thirds majority vote of the school board required to allow the weapons. Teachers or administrators would have to get a concealed handgun permit, which requires some training. "If... (GunPolicy.org)