Lt. Col. Joseph Shirey, 28th Maintenance Group deputy commander, greets Red Flag 14-3 participants during a welcome brief inside the base theater at Nellis Air Force Base, Nev., July 13, 2014. This exercise is comprised of 16 squadrons, 2 coalition partners and more than 100 aircraft and 2,400 personnel. (U.S. Air Force photo by Tech. Sgt. Jerry Fleshman/Released)