No one could have imagined that when beautiful young Rachel Nickell went for a walk on Wimbledon Common with her little son, it would have resulted in a wicked, sickening crime that appalled a nation; or that the police investigation that follwed would cost over a million pounds. This is the "inside" story of the operation to catch the killer of Rachel Nickell by the police detective that headed it up. Keith Pedder reveals information that has hitherto been withheld, and prints letters from the police involved in the operation to the chief suspect.