Sanctuary laws are in place in several US cities. The mayors of four of the largest ones defended laws that require them to provide care.

Fla., said she is referring the Democrat sanctuary city mayors who testified before Congress on Wednesday to the Justice Department for criminal prosecution.

The architect of the worst immigration crisis ever in America told a friendly Harvard University audience last night that he fought with sanctuary city officials over arresting criminal illegal immigrants,

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

The mayors of four so-called “sanctuary cities” faced tough questions from lawmakers about their policies toward immigrants and how they work with Immigration and Customs Enforcement at a House Oversight and Government Reform Committee on Wednesday.

Boston Mayor Michelle Wu testified before a House committee on so-called "sanctuary cities" in Washington Wednesday.

Republican members of Congress hammered four Democratic mayors about their so-called sanctuary city policies, accusing them of endangering Americans and threatening to prosecute local officials.

Republicans put Democrats in the hot seat as they continue to try and win the messaging wars on immigration policy.

The committee has invited the mayors of Boston, Chicago, Denver and New York City, all Democrats, to explain and defend the laws during a televised hearing at 10 a.m. Some mayors have defended the laws as making all their residents safer.