Done left his foam-flecked lips though...
He isn't walking back shite, but political hedging so he can say he didn't say what he said in his "soul of the nation" speech. The imagery was purposeful.
This is who the American left is.
Two Minutes of Hate. Perpetually.
I don't know what you have been watching, but you're describing the American Right more than anyone. The left has its hotheads, but they don't get a lot of coverage.