Finding the Missing Bits of the Puzzle

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Across
  1. 1. In 1983, he provided this verbal account, which finally solved several cold cases.
  2. 3. The highest rank in scouting, which he achieved as a youth in the community.
  3. 5. How many boys he killed
  4. 8. His nickname
  5. 9. Method of killing
  6. 10. The scientific study of physical evidence used by police to build the case.
Down
  1. 2. Where he was from
  2. 4. Another way he killed them
  3. 6. Tool for killing
  4. 7. The method or "MO" used to gain the trust of his victims in public parks.