Air Force Tech. Sgt. Billiesue Deegan, a sheet metal fabrication mechanic assigned to the Arizona Air National Guard’s 161st Maintenance Group, uses a sheet metal fabricator machine for an aircraft repair at Phoenix Sky Harbor Air National Guard Base, Feb. 13, 2016. The metal shop performs aircraft sheet metal fabrication, structural repairs and modifications for aircraft. Air National Guard photo by Tech. Sgt. Michael Matkin