Marty Walsh is a college drop-out and recovering alcoholic who grew up in a union household and worked his way up through organized labor and local politics. In many ways, he fits the profile of the kind of white working-class man who put Donald Trump in the White House.

He also happens to be the Democratic mayor of Boston, and he has a bracing assessment of the blue-collar white voters backing Trump: They “forgot where they came from.”

Walsh says it bothers him how many of the people he grew up with and worked with—or fit that same profile all around the country—support Trump policies. And he talks about what Democrats can do to turn things around.

Read more at politico.com/podcasts/off-message

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