A box is weighed at the mobile post office at Forward Operating Base Now Zad, Helmand Province, Islamic Republic of Afghanistan, April 2. During a combat logistics patrol, Combat Logistics Battalion 3, the logistics combat element of Special Purpose Marine Air Ground Task Force - Afghanistan, transported a mobile post exchange and post office to the Marines of Company L, 3rd Battalion, 8th Marine Regiment (Reinforced), the ground combat element of SPMAGTF-A. SPMAGTF-A's mission is to conduct counterinsurgency operations, and train and mentor the Afghan national police in order to provide the government of the Islamic Republic of Afghanistan with a professional police force able to provide security for its people.