Staff Sgt. Christopher Bowen, 62nd Maintenance Squadron (MXS) hydraulics technician, right, and Airman 1st Class Ian Cernetich, 62nd MXS hydraulics apprentice, open the panel covering the engine of a C-17 Globemaster III at Joint Base Lewis-McChord, Wash., April 14, 2020. Maintenance Airmen are mission essential and cannot be sent home to maintain social distancing during the COVID-19 pandemic, so they must take precautions such as wearing protective masks to stay healthy while continuing to execute their mission. (U.S. Air Force photo by Senior Airman Tryphena Mayhugh)