The Trump administration flip flops on exemptions and teases more new tariffs. Then, El Salvador's President says he will not return the Maryland father who was mistakenly deported by the Trump administration. And, a conversation with filmmaker Alex Gibney about “Dark Money” and the role it plays in elections. Tyler Pager, Susan Glasser, Nick Timiraos, Ron Insana, Justin Wolfers, Joyce Vance, and Alex Gibney join the 11th Hour