SSgt Arriaga fires Mk 19
219th Security Forces Squadron Airmen Staff Sgt. Noe Arriaga fires an Mk 19 40mm Grenade Machine Gun mounted on top of a High Mobility Multipurpose Wheeled Vehicle (HMMWV, known as Humvee) as trainer Staff Sgt. William Tilton sits beside him to provide instructions at Camp Ripley Training Center, Minn., firing range Aug. 3, 2020. (U.S. Air National Guard photo by Chief Master Sgt. David H. Lipp)

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Photo by: David H. Lipp |  VIRIN: 200803-Z-WA217-1243.JPG