Keen Sword Ships assigned to the Ronald Reagan Carrier Strike Group steam in formation with ships of the Japan Maritime Self-Defense Force and the Royal Canadian navy, while aircraft from the Navy, Marine Corps, Air Force and Japan Air Self Defense Force fly above them during Exercise Keen Sword 21 in the Philippine Sea, Oct. 26, 2020. SHARE: Download: Full Size (0.44 MB) Tags: Keen Sword, Air Force, Navy, Marine Corps, Indo-Pacific, Partnerships Credit: Navy Seaman Askia Collins VIRIN: 201026-N-YQ181-1341A.JPG Photo Gallery