FORT IRWIN, Calif. – U.S. Marines from E Company, 2nd

FORT IRWIN, Calif. – U.S. Marines from E Company, 2nd Battalion, 4th Infantry Regiment, 1st Marine Division, Camp Pendleton, Calif., serving as guest Blackhorse Troopers, move to assault the 1st Stryker Brigade Combat Team, 4th Infantry Division’s Brigade Support Area outside the Alpine Pass, National Training Center, June 30, 2017. This phase of NTC Rotation 17-07.5 challenged the Raider Brigade’s ability to conduct a deliberate defense against a near-peer opponent. (U.S. Army photo by Pfc. Austin Anyzeski, 11th ACR)