Uber says it's ready to start testing self-driving cars again

Seven months after a fatal crash involving a self-driving car in Arizona, Uber says it's ready to get its self-driving cars up and running again.

The company released a new safety report as it asked the U.S. National Highway Traffic Safety Administration for permission to start testing its self-driving vehicles on public roads in Pennsylvania. 

In the report, Uber detailed a series of safety changes made following the fatal crash in March. The company says it will now place two human operators in each self-driving vehicle, one to sit behind the wheel, and another to monitor the system from the passenger seat.  Read more...