Marines from the 2nd Battalion, 4th Marine Regiment, display grenade launchers to congressmen during an official tour in Vietnam, April 1966. The photograph captures the soldiers showcasing the fields of fire. Image by ICpl. Mennillo, and taken by the Defense Department. (A186888)

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Size: 3304px × 2076px
Photo credit: © piemags/NBV / Alamy / Afripics
License: Licensed
Model Released: No

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