US probes Comma.AI over crashes tied to aftermarket driver assistance devices

​The ​National Highway Traffic ‌Safety Administration ​said Wednesday it ‌is investigating startup Comma.AI after reports of five crashes of ‌vehicles using its aftermarket driver-assistance ‌devices involving three reported deaths and 11 serious injuries.

NHTSA ⁠said ​vehicles ⁠with Comma devices reportedly struck five ⁠stopped or slow moving vehicles. ​Comma.AI says the devices that ⁠use open source software ⁠can ​allow for hands-free driving and reports more ⁠than 30,000 vehicles have logged ⁠402 ⁠million miles with the devices.