U.S. Senate panel puts self-driving cars in fast lane

A U.S. Senate panel on Wednesday unanimously gave the green light to a bill aimed at speeding the use of self-driving cars without human controls, a measure that also bars states from imposing regulatory road blocks.

A U.S. Senate panel on Wednesday unanimously gave the green light to a bill aimed at speeding the use of self-driving cars without human controls, a measure that also bars states from imposing regulatory road blocks.