U.S. Army Spc. Erik Palacios mans a M249 at an Entry Control Point (ECP) on Tactical Assembly Area (TAA) Schoonover during the 91st Training Division’s Warrior Exercise on Fort Hunter Liggett, Calif. June 15, 2017. The ECP is in charge of the front line defense of the TAA, to include vehicle and identification checks. (Photo by Spc. Eric Unwin/released)