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A shooting has occurred. Investigators have not yet found evidence. Then they look in a storm drain and find shell casings. They put the casings in a paper bag and send them to the lab to be analysed. Find out about the techniques and tools ballistics experts use to help bring even the toughest cases to a close.
Shots fired!
Gathering evidence
Comparing bullets and cartridge cases
Other firearm evidence
Glossary
Read more
Internet sites
Critical thinking questions
Index.
