Las Vegas Sheriff Kevin McMahill thanked Musk Wednesday for providing the authorities with information to aid the investigation.

Privacy data experts say the deep dive by Elon Musk’s company was impressive, but also shines a spotlight on a difficult question as vehicles become less like cars and more like computers on

Many of the latest cars not only know where you've been and where you are going, but also have access to your contacts, your call logs and your texts.