http://www.physorg.com/news6401.html
"The system is said to be an even more advanced version of what the London police used during their investigation of bombers there this past summer. More than 1,000 closed-circuit cameras, and 3,000 motion sensors will be installed in the New York City subway system, enabling authorities to discern between moving, and static subjects. Command and control software will automatically prioritize alerts, and forward the messages to police, Lockheed said. "