You can see the flash go off.

That photograph has never been found and no explanation for it has ever been offered by anybody.

At 6:29, Beatrice opens the balcony door.

I sat on that bathroom floor until about half past four in the morning.

Then I did the only thing I could think of that was useful, which was that I opened my laptop, and I downloaded every relevant file, and I made three copies — one in cloud storage, one on an external drive I had in my bag for work, and one that I emailed to myself at an address the family did not know existed.

I did that before I called anybody.