Kentucky Rep. James Comer, the Republican who chairs the House Oversight Committee, confronted four Democratic sanctuary city mayors on Wednesday over their refusal to fully cooperate with Immigration and Customs Enforcement.

The heated verbal confrontation between Pressley and Comer broke out as Republicans hammered the mayor of four major US cities for undermining Trump’s deportation efforts.

Reps. James Comer and Ayanna Pressley yelled over each other in a tense moment at an Oversight Committee Hearing with “sanctuary city” mayors. CNN’s Omar Jimenez has the details.