Three of the five had been released from local hospitals as of Friday afternoon, officials said.
One junior sailor reported that he had seen his chief “maybe five times in two years," according to the investigation.
The Navy is considering extending the lives of a few Ohio-class submarines in fiscal 2025 to hedge against any delays as the Columbia class is built.
The submarine was built in hopes of winning a competition for a U.S. Navy contract, according to a website dedicated to preserving naval history.
