Staff Sgt. Justin Crochet, 11th Civil Engineer Squadron crew chief, inspects self-contained breathing apparatus equipment at Joint Base Andrews, Md., April 14, 2020. This device is used to breathe air in smoke-filled environments. Throughout the duration of COVID-19, the 11th CES fire department continues to provide uninterrupted fire and emergency services to ensure the safety of JBA missions, community and firefighters. (U.S. Air Force Senior Airman Xiomara M. Martinez)