The Pentagon's acquisition executive is readying a verdict on the Army's Integrated Air and Missile Defense program -- a $7.9 billion effort vital to U.S. ground-force plans to detect, track and defeat modern air threats -- following last week's milestone review where the service requested permission to pivot from development to initial production. On Dec. 18, Under Secretary of Defense for Acquisition and Sustainment Ellen Lord conducted a milestone C review of the Northrop Grumman-led program, according to an Army...