The Jefferson City Police Department is now calling the Christopher Cray investigation a homicide case.
Captain Doug Shoemaker confirmed that the arrests of Richard Love and Adam Moore-Duncan are both related to the homicide.
Police are continuing their search of the Allied Waste landfill for Cray's body.
Captain Shoemaker also confirmed in a release that Moore-Duncan's arrest was for tampering with evidence and abandoning a body at the landfill.
Police say the investigation is still open.