Ahead of a summer decision to move into more advanced developmental engineering, Air Force officials estimate that a focused attempt to develop commonality between the service's intercontinental ballistic missile fuze modernization program and the Navy's own fuze program could lead to more than $2 billion in cost avoidance. The Navy is modernizing the Mk5 fuze used to launch its nuclear, submarine-based ballistic missiles first, and the Air Force is following with major and expensive upgrades to the Mk21 and Mk12...