User blog comment:Callofduty4/Call of Duty: Ghosts: An early look/@comment-3503432-20130609213829/@comment-3503432-20130616141803

By "lead," I mean one of the main characters who is around for the whole game and has major significance. Thus, I don't really count Zombies. Yes, there was Isabelle in COD3, but she was around for like... Two, three missions?