Presentation is loading. Please wait.

Presentation is loading. Please wait.

03.07.16 Catalyst What search pattern would be best to find a missing pacifier at Lake Harriet? Objective – I will identify the proper way to collect evidence.

Similar presentations


Presentation on theme: "03.07.16 Catalyst What search pattern would be best to find a missing pacifier at Lake Harriet? Objective – I will identify the proper way to collect evidence."— Presentation transcript:

1 03.07.16 Catalyst What search pattern would be best to find a missing pacifier at Lake Harriet?
Objective – I will identify the proper way to collect evidence.

2 Evidence Collection

3 Outline Procedure is essential Standard Protocol Evidence Collection
Labeling Evidence Chain of Custody

4 Procedure is essential
doubt appropriate collection and preservation a clear record of everything

5 Standard Protocol prevent loss or damage to the evidence. Gloves
changed between pieces of evidence

6 Evidence Collection Glass and metal - Hair, fibers and small pieces –
rigid containers prevents changes to the evidence from breaking or wear. Hair, fibers and small pieces – small manila envelope or sealed in plastic if no body fluids are present. Body fluids air-dried collected in porous containers (such as paper bags) to prevent damage to the evidence from the formation of mold.

7 Evidence Collection Cont.
Arson Investigations Accelerant? air-tight container to prevent loss of the accelerant due to evaporation. does not seal tightly or is much too large.

8 Labeling Evidence Each label must include at least the following items: Name of collector Date of collection Time of collection Description of Evidence Many agencies require more such as case and badge numbers.

9 Chain of Custody Record kept that tells who possessed the evidence, and the dates involved.

10 Evidence Walk We will walk quietly around the school.
Your job is to look as we walk for discarded items, muddy foot prints, tire tracks etc.   In your notes you will list the items you have seen. You need 15 items! You need at least three items for each container. Once back in the class you will determine which container you should use if you were to bag and tag it.

11 As you read... Article Title: Author:
1. Who are the main organizations/individuals described in this article? 2. What is the main issue? 3. What is being done to deal with this problem? 4. Propose three ways to prevent these issues in the future.

12 Catalyst  You are analyzing a crime scene and find a shattered bottle covered in blood. What type of container should you use? Explain your rational. Objective - I will analyze current techniques and issues in forensic evidence.

13 Reflect on the WaPo article you read…
What is the main issue? What impact does this have on society? What is being done to prevent these errors?

14 Today – the OJ Simpson Trial
In the news… Get your background CNN documentary How has CSP changed due to this investigation?

15 Cop Who Reported Knife Found on O. J
Cop Who Reported Knife Found on O.J. Simpson's Property to LAPD Was Told 'We Don’t Want Anything to Do with This': Lawyer

16 OJ Simpson What do we know? As we watch…
How has this case impacted CSP?

17 03.09.16 How did credibility factor into the OJ Simpson trial?
Do you think OJ is guilty? I will analyze witness credibility.

18 Today! The Deal with Jay What factors make you trust Jay?
What factors make you think Jay is being deceptive? Period 2 – last 9:30 minutes. Period 7 – last

19 For tomorrow! You should be able to..
List/order/describe the seven steps of crime scene processing Describe & differentiate search techniques Use/explain appropriate containers Ask appropriate questions to witnesses Critique processing/techniques conducted by others Describe/defend the importance of chain of custody Describe and evaluate the importance of credibility in a trial. For tomorrow! You should be able to..

20

21 Catalyst An inconsiderate slob dumped trash on Rachel Rabbit's lawn. One of these two suspects is guilty. Slylock Fox found evidence that may identify the loathsome litterbug. What did Slylock observe to help him identify the trash tosser?

22 Today… Wrap serial. Exam!

23


Download ppt "03.07.16 Catalyst What search pattern would be best to find a missing pacifier at Lake Harriet? Objective – I will identify the proper way to collect evidence."

Similar presentations


Ads by Google