Braking Event News Today

Anything, from another car suddenly stopping, it a construction worker in the road. all to help design the safest vehicle possible. >> the vehicles controlling our speed and our lane position and monitoring the environment ahead. >> reporter: the test car receives wireless signals from other vehicles in the test. when the motorcycle brakes -- your foot is not on the pedal. >> not on the pedal. he has a braking event. a construction worker hidden behind the truck but hes wearing a vest that has t...