A search warrant was executed at the home of Sidney and Tammy Caison Moorer, police Lt. Robert Kegler said. The two were taken into custody, although no charges have been filed.
"We are here because of the ongoing investigation into the disappearance of Heather Elvis," Kegler said.
Elvis, 20, was last seen Dec. 17 and last heard from in a telephone call Dec. 18. She was reported missing when her car was found at a boat landing Dec. 19, the (Myrtle Beach, S.C.) Sun News reported Friday.
Beautician charged with giving client fatal silicone butt injection
Attkisson leaves CBS News, reportedly over network's 'liberal bias'