For Fame, Press 1. For Infamy, Press 2.

By Frank Bruni and Bret Stephens

Mr. Bruni is a contributing Opinion writer; Mr. Stephens is an Opinion columnist.

Bret Stephens: Frank, let’s imagine you’ve just taken Ken Martin’s job as chairman of the Democratic Party. (At the rate he’s going, that job may well be open soon.) What’s your approach to the Democratic Socialists of America: Enemy? Ally? Opportunity? Warning?

I ask because D.S.A.-backed candidates might become Democratic nominees in important races next month in Michigan, Missouri and Wisconsin, and I’m not sure Democrats know what to think of where they should........

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