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, operates a consumer-grade 3D printer Sept. 28, 2021, at Joint Base Elmendorf-Richardson’s Arctic Spark Innovation Lab. In the course of his regular duties, McDermott operates industrial-grade 3D printers to fabricate parts for 176th Wing’s aircraft. (U.S. Air National Guard photo by David Bedard/Released)