Elon Musk accused the National Highway Traffic Safety Administration of holding back self-driving technology. Elon Musk’s cost-cutting team is eliminating jobs at the vehicle safety agency that oversees Tesla and has launched investigations into deadly crashes involving his company’s cars.

NEW YORK — Elon Musk’s cost-cutting team is eliminating jobs at the vehicle safety agency that oversees Tesla and has launched investigations into deadly crashes involving his company’s cars. The National Highway Traffic Safety Administration has cut a “modest” amount of positions,