In pretrial hearings, Rivera has admitted he raped and killed four young women beginning in 1999 in the Augusta, Ga., area. His attorney is defending him on the grounds of mental illness.
Around the time of Dail's disappearance, the now 38-year-old Rivera lived in Columbia and was a student at USC. Investigators interviewed Rivera but could find no link.
Rivera had left a suicide note listing his victims, Chambers says, and denied any involvement with Dinwiddie (or Paula Merchant).
GreenvilleOnline.com - For parents of missing daughter, time passes but hope remains