BEIJING (AP) — Some robotaxi passengers were left stranded in the middle of fast-moving traffic in a major Chinese city after their driverless vehicles stopped running, according to police and media reports on Wednesday. A preliminary investigation indicates more than 100 robotaxis came to a halt because of a “system malfunction,” police in the city of Wuhan said in a statement, without elaborating. No injuries were reported. One passenger told Chinese media that their robotaxi stopped a...