There's a part where they re-enact what might have happened. I want you to help me do that.

[He offers her the tool]

Turn it so the forks aren't pointing at me-[obviously]-and do it slow. [He's already turning his back. Maybe Shilo's closer to Christine's height than his own, but they should at least be able to get an idea, and if they adjust for height...they might be able to narrow things down]