few minutes of safety until the professionals can get there. some of the other ideas out there are installing more cameras, automatic bullet-proof doors. what stands out to you? there are lots of overlapping layers that people use. do you think that these ideas are good? certainly. most of the schools, by the time they get to the decision of looking at having firearms as part of their safety plan, they already have many other overlapping layers. they ve got the video, the sign-in, the sign-out, locking doors, they teach teachers how to look for changing personalities in students, but they re looking for the next layer of what can i do in that period of time, once the killing has started and nobody knows that we need help, until the professionals can get there. ron, what s your thought on those ideas or others that may