Members of the Philippine air force (PAF) receive a historical tour from Charles Nicholls, Pacific Air Forces (PACAF) historian, at the PACAF Headquarters building, Joint Base Pearl Harbor-Hickam, Hawaii, Feb. 25, 2019. The PAF was here to participate in this year’s Airman-to-Airman talks. The bilateral delegation of U.S.-PAF airmen discussed initiatives to better their readiness and effectiveness to respond to real-world challenges. (U.S. Air Force photo by Staff Sgt. Hailey Haux)