U.S. Air Force and Japan Air Self-Defense Force aircraft fly over a formation of U.S. Navy and Japan Maritime Self-Defense Force ships.

SEA OF JAPAN (Nov. 11, 2016) U.S. Air Force and Japan Air Self-Defense Force aircraft fly over a formation of U.S. Navy and Japan Maritime Self-Defense Force ships including, USS Shiloh (CG 67), USS Barry (DDG 52), JS Oumi (AOE 426), JS Ashigara (DDG 178), JS Akizuki (DD115), JS Kurama (DDH 144), JS Yamagiri (DD 152), USS Chancellorsville (DDG 62), USS Chicago (SSN 721) and JS Souryu (SS 501) signifying the conclusion of Keen Sword 17 (KS17). KS17 is a biennial, Chairman of the Joint Chiefs of Staff-directed, U.S. Pacific Command-sponsored Field Training Exercise (FTX). KS17 is designed to meet mutual defense objectives by increasing combat readiness and interoperability between Japan Self-Defense Forces (JSDF) and U.S. forces. The units are on patrol in the Philippine Sea supporting security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Lt .j.g. Conrad Schmidt) File# 161111-N-EM227-001