This week on Face the Nation, President Trump picks a tariff fight with America's top trade partners, federal workers brace for another tumultuous week and the fallout continues from Mr. Trump blaming diversity policies for the mid-air collision of an Army Black Hawk and a passenger jet. We'll talk with the top Democrat on the Senate Intelligence Committee, Virginia's Mark Warner, Vermont Independent Bernie Sanders...and the Chairman of the House Foreign Affairs Committee, Republican Brian Mast. On the good news front, American Keith Siegel has a happy family reunion following his release from Hamas captivity. We'll speak to his niece. Learn more about your ad choices. Visit megaphone.fm/adchoices