Soldiers assigned to 1st Platoon, 455th Engineer Company, breach concertina wire as they begin an assault on a 4-story building at Orchard Combat Training Center, Idaho, July 15, 2017. The 455th Engineer Company conducted extended combat training to improve readiness and ensure that America’s Army Reserve remains the most capable, capable, combat-ready, and lethal Federal Reserve force in the history of the Nation. (U.S. Army Reserve Photo by Sgt. Demetrio Montoya/301st Maneuver Enhancement Brigade)