In this January 2015 file photo, attendees sit in the self-driving Mercedes-Benz F 015 concept car at the Mercedes-Benz booth at the International CES, in Las Vegas.
In this January 2015 file photo, attendees sit in the self-driving Mercedes-Benz F 015 concept car at the Mercedes-Benz booth at the International CES, in Las Vegas. Jae C. Hong AP
In this January 2015 file photo, attendees sit in the self-driving Mercedes-Benz F 015 concept car at the Mercedes-Benz booth at the International CES, in Las Vegas. Jae C. Hong AP