Oklahoma officials may have tied a cold case disappearance to the infamous BTK serial killer. Dennis Rader, 78, is serving 10 consecutive life sentences after pleading guilty to 10 murders in 2005.

She was the sixth victim of the BTK killer – Rader’s self-coined nickname that stood for “Bind, Torture, Kill.” Rader, 60, began serving 10 consecutive life sentences on Friday.

BTK serial killer Dennis Rader strangled dogs and cats ... He then watched as the boy went back to his own house. ¢ Jan. 15, 1974: Joseph Otero, 38, and his wife, Julie, 34, are strangled in ...