Does two face die in the dark knight?

Within the Batman franchise, Two Face "Harvey Dent" is mutilated due to plastic surgery done wrong, and he continues to terrorise Gotham as part of the cities huge crime scene. In the film "The Dark Knight" Two Face is not killed in the film, however director Christopher Nolan has expressed in talks with the cast, that "Two Face" had died.

However with the untimely death of Heath Ledger, it may be that Nolan has to draw on the Two Face story line if he wants to continue the series.