The Army's second operational test of Northrop Grumman's Integrated Air and Missile Defense Battle Command System, or IBCS, came with a price tag of $354 million, according to a report the service just made public on a decision made a year and a half ago. According to a redacted justification and approval released March 20, the service paid Northrop $354 million to extend the engineering, manufacturing and development phase through March 31, 2021. The additional funding covers preparation for a...