"Search me." It's promising that she doesn't recognize it, though. Scully's clearly bright, but her expertise is decidedly earthbound, from the sound of it. If, as he suspects - hopes - they're looking at something sourced from a little further afield, it's liable to be unrecognizable for them both.

Click. This one's a teenage boy.

"I haven't been able to identify it, and neither has anyone in Sturgis, South Dakota." Click. Another body, unidentifiable so close up. "Or in Shamrock, Texas. We have a nationwide mystery on our hands, Scully. Probably international, but I haven't been able to verify cases outside the country."