Snapped, vivre avec un serial killer

In a series of three powerful 90 minute episodes, 'Living With A Serial Killer' asks: what is it like to discover that the person you shared your life with is really a vicious serial murderer? Includes the episodes covering Joanne Dennehy (The Black Widow's Web), Peter Tobin (Scotland's Worst Predator), and Steve Wright (The Suffolk Strangler).