For the last decade or so, true crime has been everywhere -- Netflix shows like Making a Murderer and podcast series like Serial. All of them are a testament to the fact that for some strange reason, so many of us love stories about murder. 

But this magnetism towards the morbid is far from new. Over the years, Americans have found fascination, repulsion and sometimes even comfort in true crime stories. So on this episode of BackStory, Joanne and Ed shine a light onto the dark history of true crime in modern American history.