Legendary Batman comic book writer Denny O'Neil dead at 81

Dennis "Denny" O'Neil, best known for writing and editing Batman comic books, died on June 11 of natural causes. He was 81. Photos: DC Comics

Dennis "Denny" O'Neil, best known for writing and editing Batman comic books, died on June 11 of natural causes. He was 81.

O'Neil wrote Batman, Detective Comics and Batman: Legends Of The Dark Knight in addition to serving as an editor for DC's Batman-related comic books from 1986 until 2000.