Maj. Gen. Craig Wills, 19th Air Force commander, addresses the men and women of the 19th Air Force for the first time as their commander during a change of command ceremony June 13, 2019, at Joint Base San Antonio-Randolph, Texas. Wills was previously the deputy chief of the Office of Security Cooperation-Iraq. He is a command pilot with more than 2,500 hours of flying time, primarily in the F-15C and F-15E. (U.S. Air Force photo by Sean M. Worrell)