Marines with 3rd Low Altitude Air Defense Battalion, Marine Air Control Group 38, 3rd Marine Air Wing, practice sighting the Stinger in preparation for a Stinger missile fire exercise, Aug. 9, 2015, aboard National Training Center Fort Irwin, Calif. During the exercise, Marines fired 60 Stinger missiles at remote-controlled airplanes to simulate a realistic encounter. (U.S. Marine Corps photo by Lance Cpl. April L. Price/Released) - Marines with 3rd Low Altitude Air Defense Battalion, Marine Air Control Group 38, 3rd Marine Air Wing, practice sighting the Stinger in preparation for a Stinger missile fire exercise, Aug. 9, 2015, aboard National Training Center Fort Irwin, Calif. During the exercise, Marines fired 60 Stinger missiles at remote-controlled airplanes to simulate a realistic encounter. (U.S. Marine Corps photo by Lance Cpl. April L. Price/Released)