They only deserve attention if they cross my property line...
They look to be largely led by white marxists.
People really need to study up on the tactics employed by Alinsky and Ayers. The people in the street are seldom the source of outrage. Its the quiet voices in the shadows that need to be eliminated.
You bring up a fundamental issue, that of self-defense. But this incident is pushing into another arena, the issue of an environment of hostility to our way of life. Eventually, self-defense at your doorstep will not be sufficient. Eventually, we WILL be forced to take it to the enemy - offensively, on their turf.