391st Fighter Squadron train at Red Flag Alaska 17-3
Maj. Mattheis, 391st Fighter Squadron pilot, speaks to a maintainence crew member before take-off at Eielson Air Force Base, Idaho, August 8, 2017. Airmen from the 391st from Mountain Home Air Force Base, Idaho demonstrate their tactical prowess during Red Flag Alaska 17-3. (U.S. Air Force photo by Senior Airman Malissa Armstrong/Released)