We walked back in almost silence down to Knox’s house. I told Ruby that Knox would need to see her too, as she was ready to head home. I think she is struggling to process this as much as I am to be honest, and likely wanted some time and space to think about it all.

But Knox needed to talk to us both. Get our formal statement on it so he can file a formal report. Follow procedure. Do things the right way. Shame I hadn't...

Knox opens the door. I could see instantly he was worried about me. He was chewing his lower lip, the way he does...