Airmen assigned to the 57th Aircraft Maintenance Squadron use a 3D printer to produce face shields on Nellis Air Force Base, Nevada, March 30, 2020. The 57th AMXS Airmen plan to produce 400 face shields so they can be provided to the 99th Medical Group as they respond to the COVID-19 pandemic. (U.S. Air Force photo by Airman 1st Class Bryan Guthrie)