Recreational use of the Class B drug doubled in 2024. A Sunday Times investigation has looked into where it's coming from and why it's so hard to police.This podcast was brought to you thanks to the support of readers of The Times and The Sunday Times. Subscribe today: http://thetimes.com/thestoryGuest: Katie Gatens, Commissioning Editor, The Sunday Times News Review.Host: Manveen Rana.Producer: Olivia Case.Further reading: One gram of ketamine and its 4,000-mile journey to the UK. Further listening: The truth behind the drama AdolescenceIf you or someone you know needs drugs help or advice, visit talktofrank.comPhoto: Getty Images. Get in touch: [email protected] Hosted on Acast. See acast.com/privacy for more information.