509th SFS Airmen take aim with MK-19
WHITEMAN AIR FORCE BASE, Mo. – Senior Airman Kashara Joseph, 509th Security Forces Squadron, checks a MK-19 while Senior Airman James Bovain, 509th SFS, holds it steady during familiarization training Feb. 27. The MK-19 Automatic Grenade Launcher or Machine Gun is a self powered, air-cooled, belt-fed, blowback operated, crew-served weapon. (U.S. Air Force photo/Senior Airman Stephen Linch)