Watch Secrets of the Dead Season 8 Episode 3 Online

In 1910, an American doctor named Hawley Crippen was convicted in England of poisoning and dismembering his wife. The vicious murder—and execution that followed—made international headlines. It was a landmark case: The first trial by media, and the first to be dominated by forensic science. But did the prosecutors get it right? Almost one hundred years later, investigators have re-opened the files on a murder that became known as one of the crimes of the century.