Operations Update Army Chief of Staff Gen. Mark A. Milley receives an operations update from leaders working in the Tactical Operations Center for the 2nd Brigade Combat Team, 1st Infantry Division, during their training at the National Training Center, Fort Irwin, Calif., May 9, 2017. SHARE: Download: Full Size (1.75 MB) Tags: Army Credit: Army Sgt. 1st Class Chuck Burden VIRIN: 170509-A-HD608-158C.JPG Photo Gallery