This episode contains discussions of violence and suicide.It's 20 years since the murder of 10-year-old schoolgirls Holly Wells and Jessica Chapman horrified the nation. Times crime writer Sean O'Neill, who as a young reporter covered the story, talks to the detective who brought the killer to justice and reflects on the profound impact the case had on all those involved in it – including himself.This podcast was brought to you thanks to the support of readers of The Times and The Sunday Times. Subscribe today and get one month free at: thetimes.co.uk/storiesofourtimes. Guest: Sean O’Neill, Senior Writer, The Times.Host: Manveen Rana. Clips: BBC News, CNN. See acast.com/privacy for privacy and opt-out information.