Late at night, someone approaches the door of a government facility. A security camera tracks the person’s movement but does more than simply pass the image on to a guard. It runs the video through a facial recognition program that checks against criminal watch lists and gets a hit. The person tries to break in. The perimeter breach sets off a sensor and triggers alarms across the facility. The access control system locks the doors to the building, and two more cameras start tracking the individual, providing a 360-degree view of the would-be intruder’s actions. At the guard station, a computer screen flashes an alarm, and all response employees receive text messages on their cell phones warning them of the attempted break-in. Full Story