12.10.2006, Essen, North Rhine-Westphalia, Germany - Video surveillance. (people, humans, human, male, males, man, men, 30-40 years, 30 to 40 years, thirties, stand, standing, walk, walking, watch, watched, watching, observe, observed, observing, observation, scan, scanning, rectangle, hall, waiting room, departure, arrival, criminal, suspect, suspected, identity, identify, identification, ID, personal data, appearance, looks, features, terrorist, terrorism, spy, spying, follow, following, followed, investigate, investigating, investigation, surveillance, monitoring, search, searching, prevent, preventing, prevention, protect, protection, counter-terrorist, counter-terrorism, frame, video frame, green, video, closed circuit tv, CCTV, camera, cameras, screen, display, picture, photograph, photo, view, airport, terminal, security, security center, security centre, system, secure, safe, safety, control, controlling, computer, monitor, security fair, booth, exhibition, development, technology, technologic, hi-tech, IT, big brother, economy, vertical) 00X061012D010CAROE.JPG [MODEL RELEASE: NO, PROPERTY RELEASE: NO (c) caro images / Oberhaeuser, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]