Crime Library: Criminal Minds and Methods

VIDEO: Who is Mary Horton Vail?

Police in Texas recently arrested Felix Vail for the murder of his wife Mary Horton Vail, 22. Her death, originally ruled an accident, was reclassified as a homicide after police reopened the investigation in response to an article by investigative reporter Jerry Mitchell in the Clarion Ledger. Here Mitchell discusses Horton Vail’s life, as well as the suspicious circumstances surrounding her death.

Felix Vail: The Missing Suspected Serial Murderer

Felix Vail was a controlling, violent man, whose wives and girlfriends had a habit of dying or disappearing. After allegedly doing away with three women, Felix himself has gone missing, and authorities don’t know whether the suspected serial murderer is dead or alive.