Time to make a democrat suicide assassination list…
She was elected president of the San Francisco Board of Supervisors in 1978 with initial opposition from Quentin Kopp.
On November 27, 1978, Moscone and supervisor Harvey Milk were assassinated by a rival politician, Dan White, who had resigned from the Board of Supervisors two weeks earlier. Feinstein was in City Hall at the time of the shootings and discovered Milk's body after hearing the shots. Later that day Feinstein announced the assassinations to the public.[16]
As President of the Board of Supervisors upon the death of Moscone, Feinstein succeeded to the mayoralty on December 4, 1978. https://en.wikipedia.org/wiki/Dianne_Feinstein#Early_life_and_education