The NHTSA is investigating whether the partial-automation system is defective, particularly in reduced visibility conditions.

Four crashes and one death could lead to a costly recall or FSD being banned.

The National Highway Traffic Safety Administration (NHTSA) is investigating Tesla's Full Self-Driving (FSD) feature in relation to four crashes. The collisions took place in reduced-visibility conditions with either the beta or supervised versions of FSD enabled.

The National Highway Traffic and Safety Administration is holding vehicles to higher standards than it does drivers.

The National Highway Traffic Safety Administration says it has launched an investigation into the safety of Tesla’s Full Self-Driving feature, or FSD, after at least one fatal accident involving a pedestrian.

Driving' appears to struggle in low visibility situations and has led to four crashes, including at least one death. Now it's under investigation.

A federal investigation into Tesla was announced Thursday after one person was injured, and one died after a crash involving a self-driving Tesla.

A federal investigation is underway into Tesla's self-driving system due to concerns over its performance during reduced roadway visibility.

Driving” mode is being investigated by U.S. authorities following a series of crashes, including one accident that killed a pedestrian.

The US opened a federal investigation into whether Tesla Inc.'s partial-automation system marketed as Full Self-Driving is defective after multiple crashes, one of which resulted in a fatality.