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Crime scene investigation (suic

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Crime scene investigation (suic

  1. 1. CHAPTER 2<br />
  2. 2.
  3. 3. INTRODUCTION<br />
  4. 4. SECURING THE CRIME SCENE<br />
  5. 5. PHOTOGRAPHY<br />
  6. 6. Sketching the Crime Scene<br />
  7. 7. Taking the Evidences<br />
  8. 8.
  9. 9. Before moving the body<br />Take note!!<br />
  10. 10.
  11. 11.
  12. 12.
  13. 13. Suicide Method<br />
  14. 14. Hanging Suicide <br />
  15. 15. Hanging suicide using rope<br />Various knot positions in suicide hanging attempt<br />
  16. 16. Pesticide poisoning<br />Drug overdosing<br />Carbon monoxide poisoning<br />not poison which can act slowly, over a long period of time.<br />immediate effect, within minutes to avoid them from suffering.<br />relatively painless death, no muss, no fuss, no blood to mess up the bedding<br />Poisoning<br />
  17. 17.
  18. 18. People rarely shoot themselves in the eye or abdomen. It is also virtually impossible to shoot yourself in the back.<br />Firearms include a wide range of handguns and rifles, revolver, shotguns, semiautomatic pistol.<br />Distance of gun from the body: at contact or near contact range<br />Angle of the shot: Most suicide shots are angled slightly upward.<br />Firearm suicide<br />Number of shots fired: After one shot, even if a suicide victim is not dead, he would likely be unconscious or physically unable to fire a second time<br />Type of wound: A contact wound creates presumption of suicide rather than homicide.<br />
  19. 19. victim left a suicide note, or was known to have personal problems, or if there was evidence of drug use or drinking, suicide is likely.<br />A suicide victim will rarely shoot through clothing<br />Firearm suicide<br />Wound sites often depend on the type of weapon that is used:<br />Evidence of a struggle: If there are scratches, cuts, bruises, homicide is likely.<br />Presence of gunpowder residue and blood on victims’ hand<br />
  20. 20.
  21. 21. Cuts and Stabbed<br />
  22. 22. DROWNING<br />
  23. 23. MURDER VS SUICIDE DROWNING<br />
  24. 24.
  25. 25. Jumping From High<br />
  26. 26. SUICIDE JUMPER<br />
  27. 27. Ballistics Analysis<br />Latent fingerprints and impressions<br />Analyzing The Evidence<br />Chemical (drug and unknown chemical)<br />Questioned documents <br />Primer Gunshot Residues (GSR) Analysis <br />Serology and DNA<br />
  28. 28.
  29. 29. Ballistic Analysis<br />
  30. 30.
  31. 31. Primer Gunshot Residues (GSR) Analysis <br />
  32. 32. Serology and DNA<br />Conduct body fluid analysis, including DNA analysis for blood stains found on gun in firearm suicides for identification and comparison.<br />
  33. 33. The presence of suicide note must be investigated to detect forgery<br />Conduct handwriting comparisons<br />Questioned documents <br />An analyst will use a magnifying glass and sometimes even a microscope in the comparison process.<br />An analyst is looking for a wide array of individual traits: <br />
  34. 34. Letter form<br />
  35. 35.
  36. 36. Example of Kurt Cobain’s Death note<br />Courtney’s handwriting<br />

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