Police : 4 found dead in car left suicide notes proclaiming innocence in child porn probe . Only 2 of the 4 were being investigated in child porn probe , Tennessee authorities say . Comment: Authorities discovered the notes , along with the bodies , in a car near Double Springs , Alabama , last week , Sheriff Rick Harris in Winston County , Alabama , told CNN . Child porn probe launched after teen girl made allegations in September , police say .
Police : 4 found dead in car left suicide notes proclaiming innocence in child porn probe . Only 2 of the 4 were being investigated in child porn probe , Tennessee authorities say . Comment: Child porn probe launched after teen girl made allegations in September , police say .