Are live facial recognition cameras on Oxford Street justified?

To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Plans to deploy permanent live face recognition cameras on Oxford Street have triggered claims from civil liberties groups that the move would be a step too far and a lurch towards a surveillance society. Metro visited Britain’s busiest shopping street to talk to shoppers and businesses about whether they backed the wider use of the tech which analyses faces and can in an instant determine if they match mugshots on the national crime database. Mayor Sadiq Khan has indicated that the newly pedestrianised Oxford Street will be among six areas in the West End to be fitted with permanent cameras next year. The cameras could be fitted to lampposts or other permanent features in a move