"Oklahoma Authorities Uncover Disturbing Evidence on Property of Serial Killer Dennis Rader"

Authorities in Oklahoma are conducting a search on a property previously owned by convicted serial killer Dennis Rader, also known as the BTK Killer. The search is related to a tip regarding the 1976 disappearance of Cynthia McKinney. Rader is currently serving a life sentence for the 10 murders he committed between 1974 and 1991.