In Book 7 of Tidsbury's notes Shepherd advised Tidsbury that Shannon was a bad character and that Shannon had filed a complaint against the RCMP in Newfoundland.
Book 12 of the notes contains the following notes concerning a conversation with Jason Shepherd:advised he was phoning to advise me he Murrin was prime suspect in double murder - Workman and female
Murrin also suspect in 4 or 5 children sexual assaults
Note: This is likely the murder victim being referred to.
see Dale Worthman