Special Operations Forces Exercise Chadian troops and U.S. 20th Special Forces Group soldiers conduct key leader engagement and ambush training during the Flintlock 2018 exercise in Niger, Africa, April 17, 2018. Flintlock is U.S. Africa Command's premier and largest annual Special Operations Forces exercise. Army photo by Staff Sgt. Jeremiah Runser SHARE: Download: Full Size (4.76 MB) Tags: africom, special forces, africa, niger, flintlock 18 Credit: Staff Sgt. Jeremiah Runser VIRIN: 180417-Z-XH364-019.JPG Photo Gallery