Boston Mayor Michelle Wu expressed confidence heading into a Congressional oversight committee hearing on sanctuary city policies that she says has been portrayed as a “showdown” by the

Boston Mayor Michelle Wu is preparing for a trip to Washington, D.C., this week, where she'll be challenged to defend the city's policy on not cooperating with federal immigration enforcement actions while facing criticism and the threat of funding cuts.

Boston Mayor Michelle Wu will find herself testifying before a Congressional committee Wednesday with a hostile Republican majority intent on grilling her and three other Democratic mayors on their limited cooperation with federal immigration enforcement.