How long can a BBC reporter stay hidden from CCTV cameras in China? @TheJohnSudworth has been given rare access to put the world's largest surveillance system to the test pic.twitter.com/vLGQYN7ZB9— BBC News (World) (@BBCWorld) December 10, 2017
👈🏻 red light area!! pic.twitter.com/UOOyzqzHMp— Stupid Signs (@Stupid__Signs) December 10, 2017