Command Post
Senior Airman Kayla Lanier, a 19th Command Post emergency action controller, speaks on the “giant voice” system Sept. 11, 2014, at Little Rock Air Force Base, Ark. The “giant voice” system is used to play Reveille and Retreat, announce weather advisories, or even warn the base of potential threats. (U.S. Air Force photo by Airman 1st Class Scott Poe)