Staff Sgt. Virgil Matlock, an infantryman with STB, performs a functions check on a M2HB Browning .50 caliber heavy machine gun March 23 during train up for the installation's expert infantryman’s badge testing set to begin March 27.

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Photo credit: © Chuck Little / Alamy / Afripics
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Keywords: air, america, archive, armed, army, defence, eib, force, forces, fort, infantry, jackson, military, navy, reportage, service, serviceman, servicemen, soldier, states, united, usa