Master Sgt. Kyle Pearson (left), Headquarters Air Mobility Command expeditionary communications functional area manager, and Tech. Sgt. Kevin Koenig, 621st Contingency Response Support Squadron tactical radio communications section chief, provides communication from a Nomad GCS Tactical Control Vehicle at a simulated austere base during the Advanced Battle Management System exercise on Nellis Air Force Base, Nevada, Sept. 1, 2020. (U.S. Air Force photo by Tech. Sgt. Cory D. Payne)