The US National Highway Traffic Safety Administration has launched a preliminary investigation into Waymo's self-driving robotaxis, following reports that these vehicles may not have adhered to traffic laws concerning stopped school buses. This is significant as it raises concerns about the safety of autonomous vehicles, especially around vulnerable areas like schools, and could impact public trust in self-driving technology.

The US government is investigating Waymo's robotaxis due to safety concerns regarding their operation around school buses. This scrutiny is crucial as it highlights the potential risks autonomous vehicles pose to children and the importance of ensuring their safety in school zones. The outcome of this investigation could influence regulations and public trust in self-driving technology.