We'll get a warning out to everyone before we move, but we'll need to consider moving fast.
Ah... if it's not a problem, I might want to relocate at least one of the keystones we've found to your dorm, maybe more, before we do that, too. If we make a move like that, and can direct it more toward the team he already suspects... well, we're screwed anyway, but it might keep the heat off everyone else for a little longer.