Staff Sgt. Aaron Ellis, 14th Wing Staff Agency command and control systems NCOIC, makes a phone call, Feb. 25, 2020, at Columbus Air Force Base, Mississippi. The command post team at Columbus Air Force Base is responsible for alerting, directing and reporting any threat, at all times, for 24 hours, 7 days a week, 365 days a year. (U.S. Air Force photo by Airman Davis Donaldson)