U.S. Air Force Airman 1st Class Anthon Williams, 870th Air Expeditionary Squadron firefighter, tests a fire truck hose at Chabelley Airfield, Djibouti, June 11, 2019. The 870th AES firefighters support the mission in East Africa by providing emergency services to the 449th Air Expeditionary Group and their assets. (U.S. Air Force photo by Staff Sgt. Devin Boyer)