He was also Antifa, according to some of my facebook friends. And belonged to a white supremacist group, which apparently said he was a member and got a bunch of others to say so too - for publicity. He wasn’t, it now appears.
I think what’s scary to me now is not that there is online fake news - hello last decade - or yellow journalism. It’s the coordination, the reach, the ability to weaponize in pursuit of a particular goal. And it seems to work pretty well.