U. S. Army Lt. Col. Oliver Rose, center, Fort Eustis provost marshal, and 733d Security Forces squadron commander, explains the significance of Confederate General “Stonewall" Jackson’s flanking movement at Chancellorsville Battlefield, Va., to 221st Military Police Detachment noncommissioned officers. Military leaders study a historical battle, and survey the terrain to understand what happened, and what lessons can be learned for the future. (Courtesy photo)