In the mid-1980s, Leonard Lake and Charles Ng raped, tortured and murdered at least 11—possibly 25 or more—men, women and children at a remote cabin near Wilseyville, Calif. Now, thanks to genetic genealogy, investigators have identified one of the bodies found in June 1985 at a crime scene linked to the Wilseyville Serial Killings. Identifinders International, working with Intermountain Forensics and the Calaveras Cold Case Task Force, used IGG to identify the body as Reginald “Reggie” Frisby. Frisby, who was born in 1956 in the state of New York, had never been reported missing and was previously not considered or...