U.S. Marine Corps Lance Cpl. Dylan Tucker, a team leader with India Company, 3rd Battalion, 7th Marine Regiment, fires at a target to acquire his battle sight zero (BZO) on Camp Leatherneck, Helmand province, Afghanistan, Dec. 05, 2013. BZO's are essential for the Marines to have accurate fire during operations. (Official Marine Corps. Photo by Cpl. John Clary / Released)
Cpl. John Clary
Taken on 5 December 2013
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