A U.S. Marine Corps Improvised Explosive Device Detecting Dog (IDD) with Weapons Company, 1st Battalion, 8th Marine Regiment, Regimental Combat Team 6 waits for commands at a vehicle control point (VCP) near Forward Operating Base (FOB) Whitehouse in Kajaki, Helmand province, Afghanistan April 18, 2012. The Marines use IDD dogs during VCPs to hunt for any explosive materials that may be present during a search. (U.S. Marine Corps Photo by Sgt Albert J. Carls/Released)