3/16 - Steve Witkoff, Marco Rubio, Gov. Wes Moore, Sen. Lindsey Graham, Rep. Debbie Dingell

This week on "Face the Nation with Margaret Brennan," as the U.S. launches airstrikes on Iran-backed Houthi rebels in Yemen, Margaret Brennan speaks to Secretary of State Marco Rubio. Plus, President Trump's envoy to the Middle East, Steve Witkoff, joins.