In her order, DC Police Chief Pamela A. Smith said, “members may assist federal immigration enforcement agencies," including in traffic stops.

DC Police may assist ICE by transporting detainees and sharing information about people not in custody, per executive order.

The chief of police in Washington, D.C., will allow the Metropolitan Police Department to work with federal immigration authorities to arrest illegal immigrants, an unprecedented move that follows President Donald Trump's crackdown on crime in the city.