1. Crime Scene Reconstruction
Scientific Crime Scene Investigation
MTMiller

2. Crime Scene Reconstruction
Definition and Components
Physical Evidence Best Suited
Bloodstain Pattern Analysis
Shooting Reconstruction
Value and Limitations
Sample Case

3. Definition and Components
Determination of what happened based on what physical evidence is found at the crime scene.
Components-
Crime scene & patterned physical evidence
Forensic laboratory test results
Reasoning (common sense!)
Experience

4. Types of Patterned Evidence
Modus operandi/scene profile patterns
Impressions-fingerprints, footwear, tire tread
Clothing position or damage patterns
Injury or wound patterns
Glass fracture patterns
Fire burn patterns
Bloodstain patterns
Evidence from a firearm

5. Wound Patterns

6. Glass Fracture Patterns
Sequence of firing
Direction of force

7. Burn Patterns

8. Bloodstain Pattern Analysis
Definition
Value or usefulness
Reconstructions possible with stains
Basic pattern types

9. Shooting Investigation Reconstructions
Gunshot Residue Patterns-
Range of Fire Determinations
Muzzle to Target Distances
Projectiles & Casings
Markings & Trace Evidence
Hole Shapes
Ejection Distance & Arcs
Trajectory Determinations
Physical & Optical Methods

10. Sample Case for Reconstruction
Miami-Dade County
Officer Involved Shooting
BSP
Trajectory Analysis
Wound Dynamics

11. Miami, Florida 103 bullet holes in door and walls Wounds in victim
Bullet impact mark on shield
Bloodstain patterns
SWAT officers’ statements
Shooter’s and victim’s positions