The significant differences between the designs of the two variants of the Littoral Combat Ship likely will prompt the Navy to use them in different roles and missions for at least the near future, a top service official said today. Vice Adm. Richard Hunt, director of the Navy staff and chairman of the recently established LCS Council, told attendees of a breakfast sponsored by the Navy League in Arlington, VA, that the Lockheed Martin-built Freedom-class variant and the Austal-built Independence-class...