354th SFS Mark 19 training
Senior Airman Jordan Thompson, a 168th Alaska Air National Guard combat arms training instructor, adjusts the aim of a Mark 19 grenade launcher Sept. 9, 2015, at Eielson Air Force Base, Alaska. Thompson was leading the training to qualify members of the 354th Security Forces Squadron on the weapon. (U.S. Air Force photo by Staff Sgt. Shawn Nickel/Released)

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Photo by: Staff Sgt. Shawn Nickel |  VIRIN: 150909-F-FT438-021.JPG