The Alien Enemies Act, EXPLAINED

The U.S. deported hundreds of immigrants after President Donald Trump invoked the Alien Enemies Act (AEA) for the first time since World War II, using the sweeping powers of a centuries-old wartime law to target alleged members of a Venezuelan gang. The deportations over the weekend came as a federal judge issued an order temporarily barring them. MSNBC's Legal Analyst Katie Phang breaks down the history behind the law and what you should know.