Groups that would normally be skeptical of authorities videotaping everything support the idea of camera-equipped cops. The American Civil Liberties Union published a white paper last year supporting the use of the cameras. “Everybody wishes right now there was a video record of what happened,” says Jay Stanley, the author of the ACLU’s paper, referring to the Ferguson shooting. But questions remain over accountability: Who sees the camera footage? Is there supervision and public access to reliably recorded footage?