The National Highway Traffic Safety Administration is investigating Tesla's Full Self-Driving software in 2.4 million vehicles.

The U.S. government’s highway safety agency says Tesla is telling drivers in public statements that its vehicles can drive themselves.

The National Highway Traffic Safety Administration raised concerns about Tesla social media posts that suggested its Full Self-Driving software can be used as a robotaxi and does not need driver attention.

The NHTSA is investigating Tesla's FSD software following concerns raised by the automaker's social media posts.

The National Highway Transportation Administration is warning Tesla that it falsely suggested its cars are autonomous in social media posts, potentially misleading and even endangering drivers.

The U.S. government’s highway-safety agency says Tesla is telling drivers in public statements that its vehicles can drive themselves, conflicting with owners manuals and briefings with the agency saying the electric vehicles need human supervision.