Ruby started to walk more slowly, and I had to force myself to wake up. She approached a small river and began to lap at the water, giving me the impression that she had been running for some time. It had become quite dark outside as the sun had set. There was some light because the moon was out. Although I did not know where Yates was, I could tell Ruby had lost him.

When Ruby finished her drinking water, I asked her, "Did you lose Yates?"

"He is not far behind either. ...