To respond to Iran, U.S. will deploy more troops and sell more weapons to Middle East

Summary: The Trump administration took two significant steps Friday to counter what it calls an escalated threat level from Iran. The U.S. will deploy 1,500 additional troops and military equipment to the Middle East, as well as sell additional arms to Saudi Arabia and United Arab Emirates. The latter action entails a rarely used executive power to bypass Congress. Judy Woodruff talks to Nick Schifrin.