Readiness remains the Army's "No. 1 priority," and a rapidly changing global threat environment only increases its importance, according to the service's chief of staff. Gen. Mark Milley highlighted the threat posed by North Korea during Oct. 10 remarks at the Association of the United States Army's annual meeting. Echoing comments from Defense Secretary Jim Mattis a day earlier, Milley said the Army must be ready. "Readiness for what?" he asked. "It's readiness for war." North Korea poses "the most...