NYTimes: State of the Art: Police Cameras Can Shed Light, but Raise Privacy Concerns

NYTimes: State of the Art: Police Cameras Can Shed Light, but Raise Privacy Concerns by Farhad Manjoo:

But the technology raises privacy concerns both for the police and the public, and there are no national guidelines for how they should be used. The crucial questions of when police should begin recording their work and who gets to decide which encounters should be recorded are still being worked out.