You need to look deeper into these groups. At their core they are full fleged communists and anarchist-socialists. They want to tear down our Constitutional form of government.
Have fun thumbing through their litter-ature...
http://www.akpress.org/
Ted Rall is in this movement. It is why he supports the right to bear arms, he wants to have a gun with the revolution begins.
I dont know how that contradicts what I last posted.