If it's criminal, yes. It's not impossible that if it were a national security concern of some kind, it might have been CSIS. It depends on the nature of the concern.
On June 17th, 2008. See this statement in context.
On June 17th, 2008. See this statement in context.
National Security Advisor to the Prime Minister and Associate Secretary to the Cabinet, Privy Council Office
If it's criminal, yes. It's not impossible that if it were a national security concern of some kind, it might have been CSIS. It depends on the nature of the concern.
See context to find out what was said next.