New DNA tests exonerate all members of JonBenet Ramsey 's family . Child beauty contestant was slain in December 1996 . The new evidence is the result of a decades-old investigation by Boulder police and FBI agents that has been closed for nearly 20 years, but reopened last month after an anonymous tip led to renewed interest from District Attorney Mary Lacy Follow the timeline » . writes letter clearing John Ramsey , family .
New DNA tests exonerate all members of JonBenet Ramsey 's family . Child beauty contestant was slain in December 1996 . The new evidence is the result of a decades-old investigation by Boulder police and FBI agents that has been closed for nearly 20 years, but reopened last month after an anonymous tip led to renewed interest from District Attorney Mary Lacy writes letter clearing John Ramsey , family .