Chicago links street cameras

Crime busters have a new tool up their sleeve.At first glance,Chicago's latest crime-fighting strategy seems to be plucked from a Hollywood screenplay .Someone see es a thief dipping into a salvation Army kettle in a crowd of shoppers on state street and dials 911 from a cell phone ,within seconds,a video image of the caller's location is beamed.onto a dispatcher's computer screen.An officers arrives and by police radio is directed to the suspect,whose description and precise location are conveyed by the dispatcher watching the video,leading to a quick arrest.The chain of events actually happened in the loop in December .it can also connect to cameras at private site.if a 911 caller reports that someone left a back pack on the sidewalk,will the camera image of someone who app eras to be of Arab or south Asian descent make police decide that person is suspicious.911 system do not violate privacy rights because the cameras are installed in public location.The worries are police can use technology to listen to anyone who happens to be talking in a public location,which would raise serious privacy concerns.