Solve the crime

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Across
  1. 2. hold up a bank
  2. 6. with a rope
  3. 7. a gun; a knife; a rope; a bludgeon… anything you can use to kill or harm someone with
  4. 10. (also the scene of the crime): where a crime took place
  5. 11. person who breaks into houses to steal (money; jewels; cars….)
  6. 13. to observe; to examine systematically in order to find the facts about a crime
  7. 16. a special police unit specialised in scientific analysis to solve crimes (blood; dna samples; fingerprints; footprints…)
  8. 17. a killer
  9. 18. the person who committed the crime
  10. 20. looks for clues; examines the evidence
Down
  1. 1. a female member of a police force
  2. 3. kill
  3. 4. with a knife
  4. 5. try to extort money from people by threatening to reveal their secrets
  5. 8. with a gun
  6. 9. not innocent)
  7. 12. a pair of metal rings / a police officer puts them around a person's wrists
  8. 14. the investigation tries to determine what happened and find out who is guilty.
  9. 15. a male police officer
  10. 19. the office where the police work