A U.S. Marine Corps military working dog, Crank, with Weapons Company, 1st Battalion, 2d Marine Regiment, searches for hidden contraband, outside the Bastion-Leatherneck Complex (BLC) Main Entry Point (MEP) aboard Camp Leatherneck in Helmand province, Afghanistan on July 12, 2014. All vehicles are screened and searched at the MEP before being granted access, ensuring the safety of all personnel aboard BLC. (Official U.S. Marine Corps photo by Cpl. John A. Martinez Jr. / Released)