Johnson and three other big-city mayors, all Democrats, will attend the March 5 hearing of the House Oversight and Government Reform Committee, which is investigating how local policies affect enforcement of President Donald Trump’s promise of mass deportations.

Mayor Brandon Johnson will testify before Congress next month in a Republican-led hearing on sanctuary cities, his office announced Wednesday. Last month, Oversight Committee chair U.S. Rep James Comer,

Mayor Brandon Johnson’s appearance is likely to represent a flashpoint 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.

Mayor Brandon Johnson will travel to Washington, D.C., next month to testify at a congressional hearing on Chicago's status as a sanctuary city for undocumented immigrants. House Oversight Committee Chairman James Comer (R-KY) sent letters Johnson and the mayors for three other major cities – Boston,

Chicago Mayor Brandon Johnson will be "pressed" for answers about the city's status as a sanctuary city during an upcoming Congressional hearing in Washington, D.C.