Let's don't be stupid. Teachers toting guns. I don't think so. Just how many of the guns would just be left in the desk where some kid could get to one.
If we have to post an armed cop in a classroom, we are missing something along the line. Let's treat the problem and not just start shooting.
Teachers toting guns? Now y'all think back to your high school days and picture your teachers with guns. Now picture "all" of your teachers with guns.
Now teachers toting switches. That may be the answer.