The London mayor, Sadiq Khan, is facing a legal challenge over his decision to allow the Metropolitan police access to more data from a larger number of traffic cameras across the city.
The Green party London assembly member Siân Berry said it was “terrifying” that the force will have full access to a “huge database” of Automated Number-Plate Recognition (ANPR) data from the expanded ultra-low emission zone (ULEZ) in the capital.