Senior Airman Tommy Hollowell, a tactical aircraft maintainer assigned to the 391st Fighter Squadron at Mountain Home Air Force Base, Idaho, cleans the canopy of an F-15E Strike Eagle fighter jet at Nellis AFB, Nevada, Aug. 6, 2020. The 391st FS trains to be mission-ready and able to execute in all-weather, day-or-night missions to include self-escort interdiction, close-air support, defensive counter-air and suppression of enemy air defenses. (U.S. Air Force photo by William Lewis)