U.S. Marine Corps Col. Richard T. Bew, chief of staff, 3rd Marine Aircraft Wing (Forward), participates in a demonstration at Camp Leatherneck, Helmand province, Afghanistan, Dec. 5, 2012. Marines and military working dogs with 1st Law Enforcement Battalion, I Marine Expeditionary Force (Forward) demonstrated their capabilities to Marines and Sailors with 3rd MAW (FWD). (U.S. Marine Corps photo by Sgt. Keonaona C. Paulo/Released)