U.S. Airman First Class Bryan Arancibia, 355th Aircraft Maintenance Squadron crew chief, signals to an F-35A Lightning II pilot assigned to the 354th Fighter Wing, Eielson Air Force Base, Alaska, during Weapons System Evaluation Program 23.05 at Tyndall AFB, Florida, Feb. 22, 2023. WSEPs are formal, two-week evaluation exercises designed to test a squadron’s capabilities to conduct live-fire weapons systems during air-to-air combat training missions. (U.S. Air Force photo by Senior Airman Anabel Del Valle)