<p><pre><code>  &gt; most people would find the idea of picking up a weapon and killing random innocent people to be completely abhorrent. 
</code></pre>
Killing random <i>guilty</i> people, on the other hand, is completely legitimised in the USA. Self-defence advocates talk about it all the time. So all that has to happen is for someone to manufacture a justification for the victim(s) deserving it and it becomes legitimate in their eyes.<p>That&#x27;s how lynching used to happen; entire communities would turn out to murder some people simply because they were black.