For two decades, the murder of child beauty queen JonBenet Ramsey has remained one of the most mysterious cold cases in history. The 6-year-old’s body was found the day after Christmas in 1996 in the basement of her family’s 15-room mansion in Boulder, CO.
 
In the video above, Dr. Phil shares how the Ramsey family learned they were being targeted by the Boulder police.

WATCH: What Did DNA Evidence Reveal About The Murder Of JonBenet Ramsey?

On Monday’s Dr. Phil, he continues his exclusive interview with JonBenet’s older brother, Burke Ramsey, now 29. Hear about his relationship with JonBenet and who he thinks may have killed his sister. Check here to see where you can watch.