@CNN: Top automakers are developing technology that will allow cars and traffic lights to communicate and work together to ease congestion, cut emissions and increase safety https://t.co/Rh2qemMNfu https://t.co/McbsEYppur

@CNN: Top automakers are developing technology that will allow cars and traffic lights to communicate and work together to ease congestion, cut emissions and increase safety https://t.co/Rh2qemMNfu https://t.co/McbsEYppur