A U.S. Soldier with the 1st Battalion, 160th Infantry Regiment, 79th Infantry Brigade, California Army National Guard, fires blank rounds during Warrior Exercise 2014 at Fort Hunter Liggett, Calif., July 22, 2014.
More than 4,000 Soldiers from the active, Reserve and National Guard components participated in the 14-day exercise. (DoD photo by Staff Sgt. Christopher Klutts, U.S. Army/Released). Original public domain image from Flickr