The top U.S. auto safety regulator sent letters to 12 automakers as part of its investigation into Tesla Inc.’s Autopilot system and a dozen collisions at crash scenes involving first-responder vehicles.

Risky driving behaviors that have become more prevalent during the COVID-19 pandemic were the primary contributor to a 10.5% increase in total fatalities during the first quarter of 2021, despite fewer vehicle miles traveled, according to an “early estimates” report by the National Highway Traffic Safety Administration.

The National Highway Traffic Safety Administration is accepting public comments on the agency’s intention to request approval for an information collection regarding event data recorders.

The National Highway Traffic Safety Administration’s investigation into a possible defect involving Tesla Inc.’s Autopilot may signal a more activist approach by the Biden administration to regulating technology that is crucial to the auto industry’s future.

The National Highway Traffic Safety Administration has announced plans “over the next year and beyond” to issue a new proposal that would set standards and require heavy trucks to be equipped with automatic emergency braking systems.

DETROIT — The U.S. government’s highway safety agency is investigating complaints that the air bags may not inflate in a crash on thousands of General Motors vehicles.

DETROIT — The U.S. government’s highway safety agency is sending a team to Detroit to investigate a crash involving a Tesla that drove beneath a semitrailer.

DETROIT — The U.S. government is investigating complaints of engine compartment fires in nearly 1.9 million Toyota RAV4 small SUVs.

DETROIT — After initially refusing a request from U.S. safety regulators, Tesla has now agreed to recall about 135,000 vehicles because the large touch screens on the console can go dark.

President Donald Trump’s administration is starting to update federal motor vehicle safety standards to exempt self-driving cars from crashworthiness standards that are applied to cars operated by humans, a move questioned by safety advocates.