Earlier quoted context omitted.
This feels like a weird thing to say but exposing students (or anyone) to this seems like a really bad idea. By letting them experience that kind of terror, I feel it may give anyone with sociopathic tendencies 'ideas' and may influence them to seek that kind of control over others. We're all just the sum of our experiences and giving young impressionable kids terrifying experiences in the pursuit of protecting them…
It's not weird to say; that assessment makes sense to me and I'm fairly sure it would to others as well. Sociopathic kids will use the events and memories from the drills as triggers to intimidate and remind their peers of the threat - or as you say, even further as inspiration for actual attacks. And I'd be willing to bet there are some unusual psychological characteristics of the folks who perform these drills and…
Referring to fellow citizens as civilians as if they were separate from them, obsessions with guns and military equipment, and maybe most visibly telling, mixing "blue line" symbols with things like "The Punisher" logo.
https://en.wikipedia.org/wiki/Punisher
> The character is an Italian-American[4][5] vigilante who employs murder, kidnapping, extortion, coercion, threats of violence, and torture in his campaign against crime. Driven by the deaths of his wife and two children who were killed by the mob for witnessing a killing in New York City's Central Park, the Punisher wages a one-man war on the mob and all violent criminals in general while employing the use of various firearms.[6] His family's killers were the first to be slain.[7] A war veteran and a United States Marine Corps Scout Sniper, Castle is skilled in hand-to-hand combat, guerrilla warfare, and marksmanship.[4][5]
> The Punisher's brutal nature and willingness to kill made him a novel character in mainstream American comic books when he debuted in 1974. By the late 1980s, the Punisher was part of a wave of psychologically-troubled antiheroes.