U.S. Air Force SENIOR AIRMAN Brian Binkley, a KC-135 Stratotanker aircraft boom operator from the 168th Air Refueling Wing, Alaska Air National Guard, completes an equipment function check prior to a refueling mission at Eielson Air Force Base, Alaska, on Feb 10, 2005. The 168th ARW is the only Arctic-region refueling unit for all of Pacific Air Forces, and maintains a substantial number of personnel on active duty and civilian technician status in order to meet its daily operational requirements. (U.S. Air Force PHOTO by SENIOR AIRMAN Joshua Strang) (Released)