Airman 1st Class Kwann Peters (left) and Senior Airman Bryan Turner, both with the 20th Aircraft Maintenance Unit, disconnect an aircraft hose from a B-52H Stratofortress engine at Barksdale Air Force Base, La., on March 6, 2012. The aircraft hose and its attached apparatus are used to start only one engine, which in turn starts the rest of the engines on the aircraft.