As evidence mounts against the two teens accused of killing the Half and Susanne Zantop, their motive remains a mystery. Court documents released by the prosecution tell little of the possible motive.
Investigators also appear stumped.
The arrest warrant for Robert Tulloch contains a handwritten note from the a Lebanon District Court judge that expressed the lack of a motive. Investigators are still busy collecting evidence against Tulloch and James Parker and now are examining the boys academic history. Investigators have interviewed or will interview former teachers from kindergarten to high school. They recently obtained a court order for the release of school records. Chelsea school superintendent Dave Potter believes that the authorities are seeking grades, attendance records, and medical records.