U.S. vs. Boston

Trump and his followers are coming after progressive cities and their mayors. The battle is creating local heroes, such as Boston's Michelle Wu, but we're all the losers.

Watching Boston Mayor Michelle Wu testify at Wednesday’s House hearing on “sanctuary cities,” I found myself thinking about the many Irish-American pols in Massachusetts who I’ve seen fight ferociously on behalf of undocumented immigrants over the years. Senator Ted Kennedy’s office was especially known for it, but he was hardly alone in the cause. Bost…