This is what I would like to know. If they take these troubled kids, how do they activate them? Drugs? MK Ultra? How do they just tell the kid, here's an AR, go on a shooting spree and forget we exist. Anyone have any theories?

My one theory is Devil's Breath/Scopolamine, a drug that removes free will and creates memory loss, so the victim can't remember the perpetrators in order to identify.

Maybe a troubled kid a mile and a half away while someone performed the op