Airmen with the 90th Civil Engineering Squadron practice the handling of weapons in a shoot no-shoot challenge during the 90 CES Readiness Challenge on F.E. Warren Air Force Base, Wyoming, July 1, 2021. The purpose of the exercise was to train the readiness capabilities of the Airmen with the 90 CES. (U.S. Air Force photo by Airman 1st Class Darius Frazier)