Defense Secretary Ash Carter talks to airmen during a tour of U.S. Air Force assets at Al-Dhafra Air Base in the United Arab Emirates, April 16, 2016. On his trip, Carter will visit the United Arab Emirates and Saudi Arabia to assist the lasting defeat of the Islamic State of Iraq and the Levant, and participate in the U.S. Gulf Cooperation Council defense meeting. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz