The U.S. House Oversight and Government Reform Committee has asked four Democrat mayors, including Chicago’s Brandon Johnson, to testify as part of an investigation into “sanctuary city” policies. Committee Chairman James Comer (R-Ky) sent a letter to Johnson and the mayors of Boston,

Representative James Comer has asked the mayors of Boston, Chicago, Denver and New York City for documents and information on their sanctuary policies.

In a letter to Chicago's mayor and other big-city mayors, Rep. James Comer asked Johnson to discuss the impact of Chicago's sanctuary status at a Feb. 11 hearing. It's unclear whether Johnson will attend.

Mayor Brandon Johnson is addressing federal immigration enforcement efforts in Chicago. Brandon Johnson and other mayors of sanctuary cities are called to testify before congress.

U.S. James Comer is asking sanctuary mayors to testify before the House Committee on Oversight and Reform on their sanctuary city policies.

If Mayor Brandon Johnson refuses to appear as requested, it could open a new front in the ongoing battle with the GOP-controlled U.S House and the Trump administration, which is attempting to strip self-proclaimed sanctuary cities of all federal funding.

House Oversight Chairman James Comer announced probes Monday into four sanctuary cities, calling on them to come before Congress and defend themselves.

House Republicans are officially launching an investigation into several major sanctuary cities that have policies in place restricting cooperation between

U.S. Rep. James Comer has asked four Democratic mayors to testify before the House Oversight and Government Reform Committee.

Fox News Digital on Saturday spoke with outraged protesters in Chicago, Illinois about the Trump administration’s mass deportation plan, calling it an "instrument of terror."

Comer sent the requests to the mayors of Boston, Chicago, Denver and New York City, and invited the mayors to testify in front of the committee on Feb. 11.

House Oversight Committee chairman James Comer (R., Ky.) is launching an investigation into the sanctuary city policies of four heavily Democratic cities. Comer is writing letters Monday to the mayors of Boston,