Criminal Investigation chapter 7 review

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  1. what are the paid informant guidelines
    payment records documented

    Frequent review

    notification when informant commits a crime

    Background investigation

    prohibits officers from cutting deals of leniency

    prosecution review

    Special approval for
    minors, on parole or probation, drug addict, or felony convictions
  2. what is the legal doctrine of the "informer privilege"
    an informants identity should not be disclosed during the trial... unless...

    1) a defendant can't be tried fairly without confrontation (necessary for a fair trial)

    2) is cross examination of an informant necessary and material
  3. Vocab: Human Sources of information
    Most frequent source of information

    not always reliable
  4. what are the 3 types of "human sources of information"
    1) Voluntary Informants

    2) Informants with ulterior motives

    3) Paid informants
  5. Voluntary Informants
    Anyone who provides information without ulterior motive or payment

    Motivation: Civic Responsibility, Fear, or general Suspicion

    found either through personal cultivation, departmental reference, or unsolicited contact (anonymous tips)
  6. Informants with Ulterior Motives
    Self-Serving reason.

    • Revenge, Reduction in sentence, early release, eliminate Competitors, guilt, wants attention
    • Must be evaluated for credibility 
  7. Paid Informants
    Receives Monetary compensation (money)

    Needs Corroboration; mandatory for anonymous tips

    They are essential to police, and are usually involved or are close contacts with criminal activity
  8. what are the special considerations involved with using informant informations as the basis for a search warrant
    need to be Reliable, and Knowledgeable

    And need00s to have Timely Information
  9. Vocab: Affidavit
    A written statement made under oath or an attachment to a warrant wherein the police detail probable cause
  10. Omnibus crime control act of 1968
    Legalized electronic surveillance by officers with judicial review

    Very successful
  11. The National Crime information Center (NCIC)
    links thousands of police agencies together.
  12. The Criminalistics Laboratory Information System (CLIS)
    Collects, identifies, and stores forensic science data for law enforcement agencies.
  13. The FBI laboratory
    The Largest Forensic Laboratory in the world
  14. The FBI identification Division
    Receives and stores Fingerprint Cards from arrested suspects and other livescans
  15. The Combined DNA index System (CODIS)
    FBI's National DNA database for law=enforcement purposes
Card Set:
Criminal Investigation chapter 7 review
2014-03-20 05:14:57
Criminal Investigation chapter

Criminal Investigation chapter 7 review
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