Police say Susan Vennarucci was arrested for running a red light and vehicular manslaughter.
RELATED: 'This world will never have another like him': Loved ones mourn tragic death of SF educator
Loved ones, witnesses react to tragic death of SF educator
According to investigators, Vennarucci was driving westbound on Union Street when she drove through the intersection of Union and Franklin, against a red light, hitting and killing Andrew Zieman
Zieman, a 30-year-old San Francisco native worked as a para-educator at Sherman Elementary, his alma mater.
RELATED: Beloved SF educator hit and killed outside school; community says street is unsafe
Beloved SF educator hit and killed outside school
A friend and fellow musician talked to ABC7 about Zieman on Friday at a memorial outside the school.
"Andrew was deeply loved by everybody. I had known him for 15 years. We make music together. We were in a group called City Zoo," said Oscar Cuadra, a friend and fellow musician.
Grief counselors were at Sherman elementary as students returned for the first time since Wednesday's accident.