Vanguard Venture Army Spc. Rosa Ibarra participates in free fall rappel training under the supervision of Chilean army mountain instructors during Exercise Southern Vanguard 25 in Antuco, Chile, Aug. 14, 2025. The exercise underscores the Army's enduring commitment to regional partnership as U.S. forces deploy to Chile to conduct combined mountain warfare, field and command post training alongside Chilean forces, with participation from Argentina and Peru. SHARE: Download: Full Size (1.94 MB) Tags: exercises, southern command, army, training, southern vanguard, southern vanguard 25 Credit: Army Capt. Danielle Dias, National Guard VIRIN: 250814-Z-XC613-1063.JPG Photo Gallery