Airmen from the 19th Security Forces Squadron perform a search on a simulated active shooter during exercise ROCKI 20-01 at Little Rock Air Force Base, Arkansas, Nov. 6, 2019. The full spectrum readiness exercise is divided into three distinct phases, deliberately designed to test Airmen in different ways while honing their overall warfighting effectiveness. (U.S. Air Force photo by Airman 1st Class Mariam K. Springs)