Will NHTSA be an effective check on Tesla’s power?

Tesla planned to have front-seat passengers acting as ‘safety monitors’ on Sunday but unclear how much control they would have over the cars.

The company debuted its autonomous ride-hailing service Sunday. The limited program is invite-only and uses around 20 cars—signs that Tesla has a long way to go to catch up to its…

What does “unsupervised” really mean, anyway?