Geberth 420 Scene

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  1. Three basic principles involved in the intiation of an effective homicide investigation
    • 1. rapid response by patrol
    • 2. anything and everything should be considered as evidence
    • 3. after the scene is secured, immediate and appropriate notifications of homicide investigators
  2. The location where the body is originally found
    primary crime scene
  3. Any item ______ and _______ constitute physical evidence
    can and may
  4. Once and item of vidence ahs been moved or latered, it is _________ to resture it to its original position or condition.
  5. Homicided investigations starts at the crime scene for two reasons:
    • the police are called to this location by the person who discovers the body, a witness, or sometimes the victim
    • the location where the body is discovered yields an abundance of physical evidences and serves as a base of inquiry
  6. Theory of transfer or exchange
    • The perpetrator will take away traces of the victim and the scene
    • The victim will retain traces of the perpetrator and may leave traces of himself on the perpetrator
    • The perpetrator will leave behind traces of himself at the scene
  7. The cardinal rule of homicide cases is to _______ and _________ the crime scene
    Protect and Preserve
  8. Technically speaking the homicide crime scene begins at teh point where the suspected ________
    changed intent into action
  9. Securing the scene
    • Clear the larget area possible
    • Make a quick and objective eval of the scene based on location of the body, presence of physical evidence, eyewitness statements, presence of natural boundaries
    • Keep in mind the possibility of multiples crime scenes
  10. It is incumbent upon the first officer arriving at the scene to
    Safeguard the location as quickly and effectively as possible
  11. The scene should be secured by
    ropes, barricades, autos, additional officers and even volunteers from the crowd if necessary
  12. Obstacles encountered with trying to protect and preserve the crime scene
    • Weather--rain, wind, snow, direct sunlight, and extreme temperatures
    • Relatives and friends of the victim--may clean up
    • Suspects or associates--may destroy or remove evidence
    • Curious onlookers, souvenir collectors, ordinary thieves
    • Other members of polices agencies and high ranking officials
  13. Althought the protection of the crime scene is the responsibility of the first officer, all officers responding to and arriving at the scene have ___________ responsibility in this duty.
    an equal
  14. The first or primary scene is ___________. The second or secure area crime scene is an area _______.
    • Where the actual event occurred.
    • Set aside from the general public of dignitaries and high ranking guests (security zone)
  15. A conscious criminal action on the part of an offender to thwart an invetigation
  16. The facts are vague or misleading, or the death is suspicious or questionable based on what is presented to the authorities; open to interpretation; two or more meanings and the case may present as either a homicide or a suicide
    Equivocal Death Investigations
  17. Types of Staging
    • Perpetrator changes elements of the scene to make the death appear to be a suicide or an accident
    • Perpetrator attempts to redirect the investigation by making the crime appear to be a sex-related homicide
    • Arson--to destroy evidence or make the death appear to be the result of an accidental fire
  18. Investigative strategies:
    • 1. assess victimology of deceased
    • 2. evaluate type of injuries and wounds of the victim in connection with type of weapon employed
    • 3. conduct nec. fors. examinations to estab. and ascertain the facts of the case
    • 4. examine weapon for evidence
    • 5. evaluate behavior of the victim and suspect
    • 6. estab profile of victim through interviews of fam and friends
    • 7. reconstruct and evaluate the event
    • 8. compare invetigative findings with autopsy and confer with Med. Examnr
    • 9. corroborate states with evidential facts
    • 10. conduct and process all death investigations as if they were homicide cases
Card Set
Geberth 420 Scene
Possible Questions from Chpt. 1 The Homicide Crime Scene
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