Airman 1st Class Steven Slover, 535th Airlift Squadron loadmaster, goes through his preflight checklist aboard a C-17 at Joint Base Pearl Harbor-Hickam, Hawaii, Feb. 9, 2018. Aircrew and maintainers are training in support of the 15th Wing’s “Age of Readiness,” a wing-wide initiative to maintain professional readiness. (U.S. Air Force photo by Tech. Sgt. Heather Redman)