Facebook Live on crime tech

Digital Planet looks at crime tech in a special Facebook live edition. Gareth Mitchell and Ghislaine Boddington are joined by facial recognition expert Dr Stephanie Hare and Dr Sarah Morris, the director of the Digital Forensics Unit at Cranfield University in the UK. The unit helped convict a criminal using the data on the motherboard of his washing machine! (Photo: Binary numbers on a finger tip. Credit: Getty Images)