Inspecting a Machine Gun South Carolina Air National Guardsmen inspect a M240B machine gun before being used during heavy weapons training at Poinsett Electronic Combat Range, Sumter, S.C., Sept. 17, 2017. South Carolina Air National Guard photo by Tech. Sgt. Jorge Intriago SHARE: Download: Full Size (1.56 MB) Tags: south carolina air national guard, air force, northern command, soldiers, training, airmen Credit: Tech. Sgt. Jorge Intriago VIRIN: 170917-Z-XH297-002A.JPG Photo Gallery