Maj. Gen. John F. Thompson, KC-46 Tanker Program director, answers questions regarding the KC-46 Tanker during a presentation at the 2012 Air Force Association Air and Space conference in Washington, D.C., Sept. 18, 2012. The aircraft configuration will advance from the commercial Boeing model 767-200ER aircraft to a Boeing model 767-2C Provisioned Freighter variant before final modification into a military certified KC-46 tanker. (U.S. Air Force photo by Senior Airman Steele C. G. Britton)