The Air Force estimates its planned multiyear procurement of 52 C-130J variants between fiscal years 2019 and 2023 will save about $572 million compared to an annual procurement approach. The service told Congress in an April report that according to a preliminary independent cost estimate from the Pentagon's cost assessment and program evaluation office, the cost difference represents 11 percent in cost savings. The annual buy is projected to cost approximately $5.1 billion whereas the bulk-buy would cost about $4.5...