Three weeks after she disappeared, the search for an Oak Ridge woman living in southern California continues, but it has not been classified as a criminal investigation, authorities said Friday.

No suspects or “persons of interest” have been identified in the search for Erin Corwin, who is 20 and three months pregnant, the San Bernardino Sheriff’s Department said. And no information is being released about possible witnesses, witness statements, or investigative techniques used during the search, the department said.

The Desert Sun in Palm Springs, California, has reported that the Naval Criminal Investigative Services is assisting in the search by helping with the military aspects of the investigation. The newspaper said four search warrants have been served, and they have been used to search two vehicles, including Corwin’s car, and two apartments on the Marine Corps Air Ground Combat Center in Twentynine Palms, where Corwin lives with her husband, Cpl. Jonathan Corwin, who is also from Oak Ridge.

Authorities have said Corwin’s disappearance is suspicious and does not appear to be voluntary. So far, though, they have not announced finding any signs of her. [Read more…]