Rather disingenuous to call slamming on the brakes "it was crashed into". Rule #1 of the road is to be predictable -- if a human slammed on their brakes and caused a crash on their first day of driving, they shouldn't be driving either.
From the article:
> The self-driving bus, with passengers onboard in Gothenburg, braked suddenly and was hit from behind by a tram.
From the article:
> The self-driving bus, with passengers onboard in Gothenburg, braked suddenly and was hit from behind by a tram.