Watchful eyes
Second Lieutenant Chang Ahn, 5th Battalion 82nd Field Artillery 2nd Platoon leader,and Major David McCulley, 5th Battalion 82nd Field Artillery Battalion operations officer, update perimeter maps to increase base security during Operation Lewis and Clark Sept. 11 at Joint Base Balad, Iraq. Operation Lewis and Clark was a joint patrol in which Air Force security forces Airmen were introduced to Balad's outer perimeter. Since Americans began operating from Balad in 2003, the Army has been responsible for base security. The 332nd Expeditionary Security Forces Ground will soon be the largest security forces unit deployed in combat to defend an airbase since Vietnam. (U.S. Air Force photo by Staff Sgt. Aaron Allmon)