Crew chiefs with the 36th Expeditionary Aircraft Maintenance Squadron connect an aircraft hose to start an engine of a U.S. Air Force B-52 Stratofortress bomber April 14, 2016, at Andersen Air Force Base, Guam. The U.S. Pacific Command has maintained a rotational strategic bomber presence in the Indo-Asia-Pacific region for more than a decade. (U.S. Air Force photo by Airman 1st Class Arielle Vasquez/Released)