Amid budget negotiations and the upcoming presidential transition, the future of the Columbia-class nuclear-powered ballistic missile submarine program is critical, a Navy official said Monday. Political leaders understand the critical role of modernizing the sea-based leg of nuclear deterrence, Rear Adm. Todd Weeks, program executive officer for strategic submarines, said at an Advanced Nuclear Weapons Alliance Deterrence Center panel. “As questions come up, we’ll work with the new leadership to make sure they understand exactly what we're doing and how...