Mission possible
Staff Sgt. Othello Harris calculates the remaining fuel onboard a KC-135 Stratotanker during an air refueling mission at RED FLAG-Alaska 11-1 April,26, 2011, Eielson Air Force Base, Alaska. RF-A is a field training exercise conducted inside the Joint Pacific Alaska Range Complex with over 67,000 square miles of air space, more than 30 threat simulators, one conventional bombing range, and two tactical bombing ranges containing more than 400 different types of targets. Sergeant Harris is a boom operator assigned to 126th Air Refueling Wing, 906th Air Refueling Squadron, Scott Air Force Base, Ill. (U.S. Air Force photo/Airman 1st Class Laura Goodgame)