JOINT BASE ELMENDORF-RICHARDSON, Alaska –Alaska Air National Guard Airman 1st Class Shawn McDermott, an aircraft metals technician with the 176th Maintenance Squadron Fabrication Flight, manipulates a computer-aided design 3D model Sept. 28, 2021, at Joint Base Elmendorf-Richardson’s Arctic Spark Innovation Lab. McDermott leveraged his more than 20 years of experience in fabrication by sharing his experience with the lab’s users during a tour of duty at the facility. (U.S. Air National Guard photo by David Bedard/Released)