TechKnow - The cars of the future

In this TechKnow episode, Phil Torres visits the Toyota Technical Center in California to take a spin in Toyota's brand new hydrogen fuel cell vehicles (HFCV) and to learn about the future of these alternative fuel vehicle cars. Correspondent Shini Somara visits Ann Arbor, Michigan to explore vehicle-to-vehicle (V2V) communication for safer driving. Also Kosta Grammatis takes a ride in a in a driverless car.