Maybe the US was implanted a GPS chip in his butt, and his moves are all recorded via satellite.
Just hoping.
But that's all secondary, just to keep tabs on him, and ensure that he's being honest with his CIA handlers when he reports in for his monthly debriefings.
How do you think he earned his way out of Gitmo? Cooperation. He flipped, he's working for Uncle Sam now.
No, he's still OUR problem. I guarantee you that he won't be blowing up any Canadian buildings, he'll head straight for New York.
Problem is, the dumb liberals there will probably help him.