A U.S. Air Force KC-10 Extender boom operator prepares for a refueling sequence with a Royal Australian Air Force F/A-18 Hornet from an undisclosed location in Southwest Asia, Oct. 24, 2016. KC-10 boom operators sit in the rear of the air craft to operate the boom and communicate with recieving aircraft. The aircraft has the capability of delivering fuel at 1,100 gallons per minute providing refueling support to several coalition airframes working to liberate the city of Mosul, Iraq. (U.S. Air Force photo by Senior Airman Tyler Woodward)