A convoy carrying U.S. soldiers with Delta Company, 1st Battalion, 5th Cavalry Regiment, 2nd Brigade Combat Team, 1st Cavalry Division drive through the construction zone outside the perimeter of the U.S. Consulate Herat, Herat province, Afghanistan, Sept. 17. 2013. Security modifications and securing the perimeter are top priority for the security and military forces that have gathered at the U.S. Consulate Herat. (U.S. Army photo by Spc. Ryan D. Green/Released)