From the article - Patsy knew about the coming arrest.
""I want to have only very limited comment on today's arrest because I feel it is extremely important to not only let the justice system operate to its conclusion in an orderly manner, but also to avoid feeding the type of media speculation that my wife and I were subjected to for so many years. I do want to say, however, that the investigation of the individual arrested today in connection with JonBenet's death was discussed with Patsy and me by the Boulder district attorney's office prior to Patsy's death in June. So Patsy was aware that authorities were close to making an arrest in the case and had she lived to see this day, would no doubt have been as pleased as I