https://www.cnbc.com/2018/05/24/ubers-self-driving-suv-saw-the-pedestrian-in-fatal-accident-but-didnt-brake-officials-say.html > Federal investigators say the autonomous Uber SUV that struck and killed an Arizona pedestrian in March spotted the woman about six seconds before hitting her, but didn't stop because emergency braking was disabled. > In a preliminary report on the crash, the National Transportation Safety Board said Thursday that emergency braking maneuvers are not enabled while Uber's cars are under computer control, "to reduce the potential for erratic vehicle behavior."