Unlike Maryland where a driver has to be doing something grossly wrong like being drunk while driving (unless HB 363 passes.) In this story:
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"There’s no initial evidence of any external factors (that contributed to the collision)," McGowan said, noting investigators will look at all possibilities.
Daley was charged with one count of motor vehicle homicide by negligent operation. She was issued a summons to appear in Wrentham District Court on a date to be set by the court, police said.
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Seems very different then here where the driver needs to do something "wrong" (other then run over someone plainly visible in the road.)
https://www.metrowestdailynews.com/archive/x1664572350/Wellesley-man-struck-killed-while-riding-his-bicycle-in-MillisoldId.2011033110230468
Biking in Baltimore