Trump's use of a wartime law to deport U.S. migrants has sparked a flurry of court challenges, and could touch off possible contempt proceedings in a second court.

Retired immigration judge and current Chief Counsel at US Citizenship and Immigration Services A. Ashley Tabaddor tells CNN’s Pamela Brown that the Justice Department is “trying to walk outside the law” by dragging its feet on the return of Kilmar Abrego Garcia from El Salvador.