Staff Sgt. Erin Keogh goes through system checks before refueling aircraft Nov. 25, 2010, over Afghanistan in support of Operation Enduring Freedom. Sergeant Keogh is a KC-10 Extender boom operator assigned to the 908th Expeditionary Air Refueling Squadron, 380th Air Expeditionary Wing, at a non-disclosed base in Southwest Asia. He is deployed from the 9th Air Refueling Squadron of Air Mobility Command's Travis Air Force Base, Calif. (U.S. Air Force Photo/Staff Sgt. Andy M. Kin)