Disproved hypotheses are thrown out, leaving a reconstruction theory Forensic Science -Application of science to criminal matters Hypotheses are tested by additional analyses Each item packaged serparately Crime Scene Reconstruction -Initial leads to the formation of Hypotheses Each item packaged serparately Collection of Physical Evidence -Liquid or volatile evidence placed in airtight containers Biological evidence placed in non-airtight container and allowed to dry Liquid or volatile evidence placed in airtight containers Evidence placed i nprimary and secondary containers Temporary, fragile, or easily lost evidence should be collected first Systematic search ensures no piece of physical evidence is missed Collection of Physical Evidence -One individual designated as evidence collector Searching the Crime Scene -After scene documentation, a more thorough search of the scene is completed 3 techniques of measurement are used: _, _, _. Rough sketches can be refined into final sketches Goal is to record exact position of all evidence to aid in reconstruction Take with and without a scale Sketching Triangulation Baseline Polar Coordinates (Crime Scene Documentation) *Do not edit original video Photographing (Crime Scene Documentation) *Do not narrate the video or discuss contents Begin with surroundings (include entrance/exits) Victim Description Videotaping (Crime Scene Documentation) Scene Description (environment, evidence) Sketching Taking Notes (Crime Scene Documentation) Access scene for personnel, precautions, and equipment needed. Log kept of disturbances to scene Crime Scene Survey -Prepare an initial reconstruction One officer assigned to prevent entrance of unwanted personnel Securing the Crime Scene -Anyone entering the crime scene will deposit and remove evidence
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