Updated. The QAnon bomber was, indeed, a different incident in Illinois. The Hoover Dam incident only involved firearms and an armored vehicle.

And what term other than 'shot up' would you use to describe a deranged person recklessly discharging a firearm as part of a targeted attack?

He shot a locked door three times trying to open it. You know "shot up" is misleading, that's why you've already downgraded it to reckless discharge.

The question of what constitutes 'shot up' is too pedantic to be worth considering further.

Why are you so invested in defending an extremist conspiracy theory from criticism?