U.S. Marines conduct weapons drills to maintain proficiency at a forward operating base in the Nawa district of the Helmand province of Afghanistan Aug. 5, 2009.
The Marines, assigned to Alpha Company, 1st Battalion, 5th Marine Regiment, Regimental Combat Team 3 (-REIN), 2nd Marine Expeditionary Brigade - Afghanistan, are deployed in support of NATO's International Security Assistance Force to improve security and stability in Afghanistan. (DoD photo by Lance Cpl. Jeremy Harris, U.S. Marine Corps). Original public domain image from Flickr