He shot them out of gate for their regressive women hating, LGBTQ+ genicidal laws, and minority oppression. Not excusing his actions, but saying he was mobilized to violence by Sanders is a stretch.
Oh yeah, far left violence is way less prevalent in society.
I just found it hilarious he used Bernie specifically as the first bullet point for politicians who's supporters you won't remember resorting to violence when he has a very publicized instance of it.