Joan squeezes his hand again, a little non-verbal sign that she's so glad they were able to find him.

"Scotland Yard was able to trace your phone to about a mile radius of your last location. Sherlock had gotten a list of owners of that particular white van. Only one of them lived in that mile radius. That's how we found you."

McCoy looks at his notes. "So...the suspect left you alone at that point?"