Red light, speed and school bus safety cameras are typically used to catch dangerous drivers, but US law enforcement agencies also use the video and still images to investigate an average of 300 criminal and crash incidents a month.
American Traffic Solutions (ATS) has responded to more than 20,000 requests for video from 1 January 2011 to 31 May 2016 from police forces in the US, which, when permitted by law, utilised the video and still images to analyse crashes, catch criminals and identify drivers in