retired atf agent and security analyst, james cavanaugh, joins me live now. james, what exactly are teachers and administrators -- how are they prepared for what we're seeing right now? >> well, i think they're better prepared, sadly to say, than we have ever been before. and certainly in colorado, as tom costello said. but all around the country, this -- colorado has had a sad history of this. and their schools have been in the vanguard, leading the way to practice for the safety drills. it looks like it's going to come out that one or two students wounded, hopefully. the suspect committed suicide. and maybe no other students or teachers injured. so the drills, craig -- the practice and the training and also the police response of, you know, active killer, as we call it now in the police service -- active killers. you go to the killer, and you confront the killer and engage the killer. and likely we may find the deputy sheriff, school resource officer, went toward the killer, engaged him and the killer committed suicide. he had a direct engagement or he heard