In Tuscaloosa. Alabama, students and teachers are being taught to defend themselves by attacking an armed intruder, rather than cowering under their desks while waiting to die. Of course, I find the whole "throw whatever is handy at them" to be a bit lacking, unless what's handy are well-aimed 230 grain expanding bullets moving close to the speed of sound. But it is a good first step (he said, tongue firmly in cheek).
Now, let's take that next step and allow staff and teachers who possess a valid concealed carry permit to be armed while on school property. And the next step, which is to allow anyone with a valid permit to be armed while on school property.
Because that journey to reclaiming our rights will be taken one step at a time.