Air Force Vice Chief of Staff Gen. David Goldfein shakes hands with Airmen at Royal Air Force Mildenhall, England, April 19, 2016, after an orientation flight on a CV-22 Osprey during weeklong civic leader trip to several bases in Europe. Air Force civic leaders are unpaid advisers, key communicators and advocates for the Air Force. (U.S. Air Force photo/Tech. Sgt. Joshua DeMotts)