Police in New Mexico say they found evidence of human skulls in a house and in discarded bags. They believe the discovery could be tied to a missing persons case.

Fragments of 10 to 20 human skulls have been discovered in a burned-out house in a small town in New Mexico, raising unsettling questions about who the bones belonged to and how the people died, investigators said this week.

As many as 20 human skulls were found in a New Mexico home after the man who lived there tossed bones out of a car while hitching a ride, according to police. Police made the grisly discovery earlier this month at a residence in Jal “associated with rumors of human remains,