How Agatha Christie mystery The Pale Horse may have inspired a murderer
9 Feb 2020
The Guardian
![How Agatha Christie mystery The Pale Horse may have inspired a murderer](/thumb/phpThumb.php?src=%2Fuploads%2Fnews%2F8%2F800%2F3%2F800309-how-agatha-christie-mystery-the-pale-horse-may-have-inspired-a-murderer.jpg&w=750&hash=908e129656d135114172fdeb60f32345)
The story, which has been adapted for a BBC drama, has a big impact and will be riddled with killer clues – but will you spot them?