Airman 1st Class Michael Voorhees controls the air refueling boom on a KC-135 Stratotanker aircraft during a mission over Afghanistan on May 8, 2011, in support of Operation Enduring Freedom. Airman Voorhees is a boom operator with the 340th Expeditionary Air Refueling Squadron, deployed from the 349th Air Refueling Squadron at McConnelll Air Force Base, Kan . (U.S. Air Force Photo/Master Sgt. William Greer)