Members of the 332d Air Expeditionary Wing, 391st Fighter Squadron “Bold Tigers,” perform preventative maintenance on F-15 parts to ensure they catch any issues before they become a potential hazard at an undisclosed location Jan. 5, 2019. The 391 FS is the largest fighter squadron in the USAF, comprised of more than 180 Airmen and more than 20 aircraft. The squadron is mission ready to plan and execute all-weather/night missions including self-escort interdiction, close air support, defensive counter-air, and suppression of enemy air defenses. The 332 AEW is the premier provider of full- spectrum integrated air and space power in Southwest Asia. (U.S. Air Force Photo by Staff Sergeant Stephen G. Eigel)