Below are live updates from MassLive over the course of the Wednesday, March 5 congressional hearing on sanctuary cities and immigration policies, featuring Boston Mayor Michelle Wu and three other Democratic mayors from New York,

Republican congressman James Comer says so-called sanctuary city policies are a nightmare that make American cities more dangerous, as he opens a congressional hearing with Democratic mayors from four

Mayor Michelle Wu “expects to pay” up to $650,000 in city funds to prepare for a high-stakes congressional hearing on sanctuary cities and is bringing along a dozen staff members at an additional cost of $8,

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

The leaders of Boston, Chicago, Denver and New York testified for hours before a largely hostile House committee that accused them of abetting violent migrants.

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.

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.