Democratic Primaries

'Bernie Sanders’ movement has spawned a militant form of leftist “true believers” who are so dedicated to the ideals laid out by Sanders that they will now apparently turn on Sanders himself if he shows any ideological flexibility. As I argued in my column last week, these true believers have derailed Sanders’ campaign and made their leader unelectable — a spectacular own goal that they are unfortunately incapable of recognizing.

Sunday night, he should hammer the meandering Biden as a symbol of the party’s determination to avoid necessary change. He should make sure the debate audience understands that in this moment of extreme crisis, Democrats threw their institutional might behind a man whose handlers appear afraid to let him outside more than a few minutes at time.