mystery

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Across
  1. 1. a puzzle to be solved
  2. 5. an excuse of someone's whereabouts
  3. 6. a piece of evidence
  4. 7. a person investigating the crime
  5. 9. herring a clue intended to mislead or throw off track
Down
  1. 2. the person thought to be guilty
  2. 3. the person being harmed
  3. 4. a person who saw the crime or event
  4. 8. proof