A broken trigger assembly sprng sits on a table after Afghan National Police officers took it out of an AK-47 rifle during a weapons maintanence class at the ANP Provincial Police Headquarters in Lashkar Gah, Helmand province, Afghanistan, Nov. 15, 2012. Students learned weapon capabilities, zeroing, trouble shooting and weapons assembly/disassembly on a variety of weapons during the five-week class. The students were able to teach officers back at their stations and act as a first-line of maintenance. (U.S. Army photo by Bill Putnam/Released)