Dan White

Daniel James "Dan" White (September 2, 1946 — October 21, 1985) was a San Francisco supervisor who assassinated San Francisco Mayor George Moscone and Supervisor Harvey Milk, on Monday, November 27, 1978, at City Hall. In a controversial verdict that led to the coining of the legal slang "Twinkie defense," White was convicted of manslaughter rather than murder in the deaths of Milk and Moscone