U.S. Marine Corps Lance Cpl. Phil Schiffman, a mortarman with Weapons Company, 3rd Battalion, 3rd Marine Regiment, waves to two Afghan men on a motorcycle after searching them at a vehicle checkpoint in Sar Bandadar, Garmsir district, Helmand province, Afghanistan, on Dec. 1, 2011. The vehicle checkpoints were a regular part of the mortarmen's duty rotation, which also includes security patrols and guard duty.