Kilmar Armando Abrego Garcia's case has ignited a legal and diplomatic battle involving immigration policies and gang affiliation claims. Despite a judge's order, Abrego Garcia was mistakenly deported to El Salvador and is now held in a maximum-security prison.

A Maryland man’s efforts to return to the US after being mistakenly deported to El Salvador last month hit a major new roadblock on Monday when the country’s president vowed to keep the father of three locked in a notorious mega-prison.