Reserve defenders serve as guardian angels in Afghanistan
Senior Airman Micheal Thomas, 738th Air Expeditionary Advisory Group guardian angel, provides armed overwatch for contractors and air advisors performing maintenance on an Afghan Air Force MD-530 Light Attack Helicopter, April 16, 2017, at Kandahar Air Wing, Afghanistan. The deployed members of the 507th Security Forces Squadron team wear the guardian angel patch in this role. (U.S. Air Force photo/Staff Sgt. Katherine Spessa)