Approximately 70%–75% of homicides are committed with firearms

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Approximately 70%–75% of homicides are committed with firearms. Write 4–5 pages that answer the following questions:

Part 1

· Explain how a handgun is manufactured, most specifically the bore of the barrel. 

· Why is rifling present in the bore of the barrel? What is the purpose of rifling?

· Compare and contrast a revolver versus a semiautomatic handgun. How is the caliber of a handgun determined? 

· Explain the difference between a bullet, shell casing, and a projectile. 

· When examining a handgun, projectile, or shell casing, provide examples of class and individual characteristics. 

· What is the difference between a perforating gunshot wound and a penetrating gunshot wound? 

· Compare and contrast the characteristics of an entrance wound versus an exit wound. 

Part 2

· What are the characteristics that might exist or not exist for determining the muzzle-to-target distance?

· There are four ranges. At each range, what is the muzzle-to-target distance?

· contact to near contact

· close range

· medium range

· distant range

· Explain the characteristics that might exist or not exist at each range. For example, a bullet hole will be a characteristic at each range.

· What types of evidence would an investigator document from a handgun of a death scene?

Cite all references using APA citation format.