Over the past month, people have continually suggested that the reason our kids aren’t safe in school is because we don’t have enough armed men guarding them.

So here’s a school putting the theory to the test:

A prosecutor in Lapeer, Michigan says, “No harm, no foul,” after a charter school took the National Rifle Association’s (NRA) advice and hired a armed security guard who promptly left his handgun unattended in a student bathroom.