Group Photo An A-29B Super Tucano flies over the Mauritanian Army in Atar, Mauritania, Feb. 17, 2020. Flintlock is an annual, integrated military and law enforcement exercise that has strengthened partner-nation forces throughout north and west Africa since 2005. Flintlock is U.S. Africa Command's premier, annual special operations forces exercise. SHARE: Download: Full Size (1.92 MB) Credit: Army Pfc. Clara Soria-Hernandez VIRIN: 200218-A-US397-0233M.JPG Photo Gallery