Master Sergeant Renee Miller explains the emergency power unit pin and fire indicator on an F-16 to firefighters during egress training at Kirkuk Regional Air Base, Iraq, Dec. 16. The training provided the firefighters hands-on familiarization with the jet in case of an emergency requiring egress. The firefighters are part of the 506th Expeditionary Civil Engineering Squadron. Sergeant Miller is the transient alert flight chief with the 506th Expeditionary Operations Support Squadron and is deployed from Luke Air Force Base, Ariz. (U.S. Air Force photo/Senior Airman Randi Flaugh)