Colonel Gina C. Humble takes the guidon from Col. Ken Rizer, 11th Wing/Joint Base Andrews commander, assuming command of the 11th Operations Group in a ceremony on Joint Base Anacostia-Bolling March 22. Colonel Humble comes to the 11th Wing with a distinguished record of service, and extensive education, including three master's degrees. (U.S. Air Force photo by Senior Airman Torey Griffith)