A US Marine scans for activity while manning a .50-caliber machine gun off the back off a Chinook helicopter during operations April 7, 2012 in southern Helmand province, Afghanistan.

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A US Marine scans for activity while manning a .50-caliber machine gun off the back off a Chinook helicopter during operations April 7, 2012 in southern Helmand province, Afghanistan.

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Size: 5150px × 3433px
Location: Helmand province, Afghanistan
Photo credit: © US Marines Photo / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: .50-caliber, afghan, afghanistan, battle, chinook, combat, corps, day, desert, gun, gunnery, gunship, helicopter, horizontal, machine, marine, marines, operations, remote, sargeant, uniform, usmc, war