While the Navy looks to improve its schedule risk oversight of Columbia-class submarine production, it's too late for the type of long-term risk analysis that government auditors have recommended, and the service must maintain focus on fielding the submarines on time by any means necessary, according to a top official who oversees the program. Speaking Wednesday at the Nuclear Deterrence Summit, Rear Adm. Scott Pappano discussed a Government Accountability Office report indicating a lack of schedule risk analysis by the...