Staff Sgt. Devan Trammel, 628th Civil Engineer Squadron explosive ordnance disposal flight team leader and Palmetto Spark innovation lab member, uses 3D printing technology to produce parts to a face shield in an effort to support mission essential personnel and combat health risks associated with the COVID-19 pandemic, at Joint Base Charleston, S.C., April 10, 2020. The innovation team, Palmetto Spark, is comprised of Airmen from across JB Charleston. Their mission is to enable Airmen to solve problems they face day-to-day.