U.S. Air Force Gen. Terrence J. O'Shaughnessy, Pacific Air Forces commander, speaks with Japan Ground Self-Defense Force (JGSDF) Gen. Koji Yamasaki, Chief of Staff, during an office call Oct. 12, 2017 at Joint Base Pearl Harbor-Hickam, Hawaii. The partnership and coordination between the U.S. and Japan continues to demonstrate both countries efforts to maintaining regional stability and security. (U.S. Air Force photo by Staff Sgt. Jack Sanders)