The Congressional hearing was part of a federal investigation into so-called "sanctuary cities."Committee Chairman James Comer, a Republican from Kentucky, launched the probe back in January to look into what he described as "the policies of sanctuary jurisdictions and their impact on public safety and federal immigration enforcement.

Boston Mayor Michelle Wu may be facing criminal prosecution for the city’s sanctuary policies after the prospect of federal charges was raised by numerous Republican lawmakers who grilled her at a

Boston Mayor Michelle Wu testified during a six-hour House Committee on Oversight and Government Reform hearing Wednesday on the city's immigration policy.