The Navy is considering extending the lives of some Ohio-class submarines for a second time.

The goal is to ensure there are at least 10 ballistic missile submarines in operation for national security reasons while the new Columbia-class boats come online.

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The names of about 30 who died in service were remembered on Memorial Day in the inaugural Wear Blue: Run to Remember 5-kilometer run and 1-mile walk on the St. Simons Island beach.