Lauren ##s was last seen on July 30 . Her mother wrote a letter to the person responsible for the murder . ` ` You are guilty of a heinous crime , '' she writes . Police have not identified any suspects .
Lauren Spierer was last seen on June 3 . Her mother writes a letter to the person responsible for the disappearance . `` You are guilty of a heinous crime , '' she writes . Police have not named any suspects .