Mock Assault U.S. and Brazilian soldiers conduct a combined mock assault during Exercise Southern Vanguard 24 in Oiapoque, Brazil, Nov. 12, 2023. Southern Vanguard is an annual bilateral exercise which rotates between partner nations in the U.S. Southern Command area of responsibility. SHARE: Download: Full Size (6.22 MB) Tags: army, southern command, Southern Vanguard 24 Credit: Army Spc. Joshua Taeckens VIRIN: 231112-A-JF826-2065.JPG Photo Gallery