A small town famous for being the childhood home of Mark Twain is stirring headlines for a more sinister reason. The disappearance of Christina Whittaker from Hannibal, Missouri, is the subject of a new true-crime docuseries. It details filmmaker Christina Fontana's obsession with finding out what really happened to the 21-year-old who vanished on November 13, 2009, leaving behind a 6-month-old baby girl. Despite hundreds of theories, Fontana said Whittaker's mother has her mind made up and though Whittaker still remains missing, not all hope is lost.
