Tech victories for law enforcement

The FBI recovers Bitcoins paid in the Colonial Pipeline ransomware attack, and separately, tricks organised crime suspects into using a messaging app they could monitor. Plus leading researcher Prof. Kate Crawford argues that AI is neither artificial, nor intelligent. And we hear about the chat-bot based gadget for recording your audio biography. Presented by Rory Cellan-Jones, with BBC senior tech reporter Jane Wakefield. Produced by Jat Gill. (Image: Stock photo of the FBI logo and person wearing a jacket with the initials. Credit: Getty Images).