Air Force Chief of Staff Gen. CQ Brown, Jr., addresses AFOTEC 301 operational test course students during his visit to the Air Force Operational Test and Evaluation Center, Kirtland Air Force Base, N.M., Aug. 12, 2021. Brown visited the course where both Air and Space Force students are taught how to plan, execute and report operational testing throughout the acquisition of combat capability. (U.S. Air Force photo by Andrew Jogi)