Insight, analysis and expert debate as key policy makers are challenged on the latest news stories.
http://www.bbc.co.uk/programmes/p02nrtvg
Facial recognition in policing
The first major legal challenge to police use of automated facial recognition surveillance will begin in Cardiff. We hear from Ed Bridges, who is bringing the case against the police. Security expert Chris Phillips says the technology could prevent crime but needs to be regulated. (Image: South Wales Police van, credit: South Wales Police)