Three decades after Susan Smith strapped her two young sons into their car seats and let the vehicle roll into a South Carolina lake, drowning them, she was denied parole. An insider at her all-women’s prison says she was furious about the decision.

Susan Smith, who admitted to drowning her two children 30 years ago, was unanimously denied parole after she appeared before the board for the first time on Wednesday.

Susan Smith, convicted of killing her two sons by rolling her car into a lake in 1994, broke down in tears while making her case to the parole board.