The U.S. Navy may begin investing in life extensions for some Ohio-class ballistic missile submarines earlier than expected, with the service secretary telling a crowd that spending could begin in fiscal 2025, Defense News reports.
The Navy requires at least 10 of these submarines are available for operations at any given time. These ballistic missile submarines lurk in waters around the globe with nuclear missiles onboard, their sole mission being to remain hidden and ready if called upon in a doomsday scenario.