U.S. Air Force Senior Airman Brandon Wirth, a crew chief with the 393rd Aircraft Maintenance Unit, prepares to tow a U.S. Air Force B-2 Spirit bomber, March 11, 2016, in the U.S. Pacific Command area of operations. The Department of Defense regularly conducts bomber training missions with and in support of the geographic combatant commands to provide an always-ready global strike capability. (U.S. Air Force photo by Senior Airman Joel Pfiester/Released)