Security forces land navigation exercise
Airman 1st Class Thao Moua (right) and Staff Sgt. Jeff Williams take part in a land navigation exercise June 13, 2010, at Volk Field Combat Readiness Training Center, Wis. Airman Moua and Sergeant Williams are members of the 115th Security Forces Squadron. (U.S. Air Force photo/Tech. Sgt. Ashley Bell)