US investigates Waymo robotaxis over safety around school buses

Core Insights - The U.S. National Highway Traffic Safety Administration (NHTSA) has initiated an investigation into approximately 2,000 Waymo self-driving vehicles due to reports of unsafe behavior from the robotaxis [1] Group 1 - The investigation was prompted by multiple reports indicating that Waymo's robotaxis exhibited unsafe driving practices [1] - The number of vehicles under investigation is around 2,000, highlighting the scale of the concern [1]