Let’s start by admitting that that is an America-only drawback, and that, even right here, on the earth capital of mass shootings dedicated by the mentally in poor health, this could symbolize a uncommon state of affairs by which a father or mother would discover him/herself.
In case you’re an absolutist on the Second Modification, you may infer that the guy right here is the “good man with a gun,” i.e., the “just one who can cease a foul man with a gun.”
Personally, I’d seize my children and depart, however not earlier than telling the proprietor of the institution, “In case you suppose I’m going to topic my household and me to the hazard posed by folks brazenly carrying deadly weapons, you’re incorrect; don’t count on to see us sooner or later.”
