Irwin Training A soldier oils an M2 machine gun on an M1135 Stryker vehicle during a decisive action rotation at the National Training Center at Fort Irwin, Calif., March 14, 2020. The rotations are designed to ensure Army brigade combat teams remain versatile, responsive and consistently available for contingencies. SHARE: Download: Full Size (3.59 MB) Tags: Army Credit: Army Spc. Khari Bridges VIRIN: 200315-A-YB710-1011Y.JPG Photo Gallery