David Axelrod actually said...

"Donald Trump unleashed the dogs of hatred in this country from the day he declared he was running for president and they've been snarling and barking at each other ever since and it's just inevitable."

"He thinks it's working for him headed into this election campaign. And his rallies have become more and more vituperative, his charges more and more irresponsible as the day goes on."

"the idea of near fist fights outside the Oval Office, which apparently is not an uncommon event there, we now know about two of them, is really, I think as Maggie suggests a consequence of the leaders..."

"if the President sends a cue that decorum is -- doesn't matter and that -- and uses the kinds of inflammatory language that he does, it has -- it makes a difference."