Farragut is testing ... traffic signals to operate," said Wendy Smith, the town's communications manager. A fiber cable now connects all of Farragut's 26 traffic lights. Engineers can monitor ...

In practice, the system shows a traffic light icon in the central display (a head-up display ... for changing lanes and resultant changing signals; changing a straight-through traffic lane to ...

The new program will allow all traffic lights to be controlled from a central location and increase efficiency.