Marines with the Artillery Training School hold down the barrel of an M777A2 towed 155mm howitzer as they make adjustments to its arc of fire at Camp Lejeune, , Jan. 18, 2017. Holding down the barrel allows the gunner to correct the weapon’s sight alignment in order to ensure accuracy when fired.

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Size: 1732px × 1155px
Photo credit: © Chuck Little / Alamy / Afripics
License: Licensed
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Keywords: air, america, archive, armed, army, artillery, camp, defence, force, forces, ii, jtac, lejeune, marines, mef, military, navy, reportage, service, serviceman, servicemen, soldier, states, united, usa, usmc