Guided by the new National Defense Strategy, the Army is “opening up the aperture for high-intensity conflict,” while continuing operations around the world, according to Secretary Mark Esper. “The job is even more complex these days,” Esper said at a March 12 Center for Strategic and International Studies event with his Navy and Air Force counterparts. “For readiness . . . you need a certain amount of end strength; you need time to train; you need equipment ready . ...