IMHO, he's always been "Left of Center (for an American)" or maybe neo-Liberal. I would never consider him a Progressive. Now, as we're seeing more progressive lawmakers and some progressive policies being spotlit, the Overton Window is expanding, and he's staying right where he's always been.
This whole story is disgusting and damn near McCarthy-esque in replacing "Communist" with "anti-semite". The Michigan AG, Jake Tapper and Dana Bash should be collectively shamed and ashamed of themselves for continuing to propagate this smear campaign. Rashida should sue CNN for slander