In the bush...

U.S. Marine Corps Lance Cpl. Nathan Walker, a scout sniper with Sniper Team 2, 1st Battalion, 7th Marine Regiment, Regimental Combat Team 6, sits concealed in an observation position June 8, 2012, in Sangin, Helmand province, Afghanistan. The sniper team was on a 36-hour observation mission to watch an area that was difficult to view with intelligence, surveillance and reconnaissance assets normally used by the battalion. (DoD photo by Sgt. Logan W. Pierce, U.S. Marine Corps/Released)