Overview

• Dennis Rader, known as the BTK Killer, was named a prime suspect in the 1976 disappearance of Cynthia Kinney and 1990 murder of Shawna Beth Garber.
• Authorities searched Rader's former Kansas property and uncovered new potential evidence, including knotted pantyhose hidden under concrete.
• Investigators are examining if the newly found items are connected to Rader's known 10 murders between 1974-1991 or if they indicate additional victims.
• Rader's daughter described him as physically declining in prison but unwilling to cooperate further with authorities.
• Officials continue looking into Rader's writings mentioning undiscovered trophies and crimes as they pursue leads in unsolved cases.