Freeway accident below. I think no one was injured but definitely damage looks extensive.

https://abc7.com/videoClip/14808699/

They've massively scaled up service in SF, more miles means more chances to be hit by other cars.

https://www.sfchronicle.com/sf/article/waymo-service-driverless-robotaxi-19386537.php

Another one https://www.cnn.com/2024/02/14/business/waymo-recalls-software-after-two-self-driving-cars-hit-the-same-truck/index.html

No noted injuries

Crashed into a cyclist in SF on Tuesday; minor injuries only, no hospitalization. https://www.reuters.com/world/us/driverless-waymo-car-hits-cyclist-san-francisco-causes-minor-scratches-2024-02-07/

A serious crash "involving" a Waymo (likely not at fault) with hospitalization is very likely.