U.S. Army Soldiers from Alpha Company, 2nd Battalion,

U.S. Army Soldiers from Alpha Company, 2nd Battalion, 1st Infantry Regiment, 2nd Stryker Brigade Combat Team, 2nd Infantry Division move in formation to set up security to defends his units location during Decisive Action Rotation 14-08 at the National Training Center in Fort Irwin, Calif., June 17, 2014. The decisive action training environment was developed to create a common training scenario for use throughout the Army. (U.S. Army photo by Spc. Charles Probst/Released)