Securing the forces
48th Security Forces Squadron patrolmen Senior Airman Sean Gallant and Airman 1st Class Thomas Brockman on the flightline at Graf Ignatievo Air Base, Bulgaria, May 18. The Airmen are here to ensure U.S. and Bulgarian air forces can continue to train and build partnerships with one another during joint-exercise Sentry Gold designed to assist the integration of the Bulgarian air force into NATO. (U.S. Air Force photo/Airman 1st Class Tiffany M. Deuel)