Insight investigation: The curious case of the Cheshire killings

<p>A confidential report has identified a string of murder-suicides that could in fact be the work of a serial killer who attacks vulnerable elderly couples with extreme violence.&nbsp;Could this killer still be at large? And could a pattern of behaviour truly have been missed for 15 years?</p><p><br></p><p>Guests:&nbsp;</p><p>David Collins, Northern correspondent, The Sunday Times.&nbsp;</p><p>Jonathan Calver, Insight Editor, The Sunday Times.</p><p>George Arbuthnott, deputy Insight editor, The Sunday Times.&nbsp;</p><p><br></p><p>Additional music by Jordan Powell licenced under Creative Commons</p> &#10;&nbsp;<br /><hr><p style='color: grey; font - size: 0.75em; '>See <a style='color: grey; ' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.</p>