An Afghan National Civil Order Policeman shows his certificate to his Afghan National Defense and Security Force partners at Bost Airfield, Afghanistan, July 22, 2017. U.S. Marine advisors with Task Force Southwest conducted a three-week map reading class focusing on terrain association, plotting and finding grid coordinates on a map. (U.S. Marine Corps photo by Justin T. Updegraff) - An Afghan National Civil Order Policeman shows his certificate to his Afghan National Defense and Security Force partners at Bost Airfield, Afghanistan, July 22, 2017. U.S. Marine advisors with Task Force Southwest conducted a three-week map reading class focusing on terrain association, plotting and finding grid coordinates on a map. (U.S. Marine Corps photo by Justin T. Updegraff)