But might trained, armed teachers be a better solution? (Not arming all teachers -- just those who volunteer.} One school district in Texas tried that:
This 2013 clip where undercover journalists went to the homes of members of the media to assess their willingness to join the “gun free zone” movement by displaying a sign outside their property. Results did not vary.
Everything this guy did was designed to get media attention and drive the most significant divide possible by placating every talking point the anti-gun far left has.