I'm not a gun guy and I've been lazy (I only read the very short article) but to me it seems like a 10/10 "What the fuck were they thinking?" screw up by the Secret Service.
Sniper shot at former President Donald Trump from 130 yards away on roof of manufacturing plant
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It's not that much of a jump tbh
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If you're ideologically committed enough to get to that point your dork ass is probably tripping on adrenaline
Maybe some main-character syndrome at work too.
I'd think it's more of some kind of twisted martyrdom since it's something you won't be walking away from if you're doing dork shit by yourself.