Marine Corps Gen. Joseph F. Dunford Jr., chairman of the Joint Chiefs of Staff, talks with Air Force Lt. Gen. Jerry P. Martinez, commander of U.S. Forces Japan and 5th Air Force, after arriving Yokota Air Base, Japan, Aug. 17, 2017. Dunford is traveling to Korea, China and Japan to meet with allies and improve military-to-military ties in the Indo-Asia-Pacific region. (U.S. Air Force photo by Yasuo Osakabe)