@CNN: A child-killer taunted investigators for 30 years with disturbing notes. But thanks to advances in DNA technology, the suspected killer was arrested and then confessed to the crime https://t.co/VskxgLhRQF https://t.co/ecQsAtnG7U

@CNN: A child-killer taunted investigators for 30 years with disturbing notes. But thanks to advances in DNA technology, the suspected killer was arrested and then confessed to the crime https://t.co/VskxgLhRQF https://t.co/ecQsAtnG7U