forensic science - gsr trace

When an officer arrives at the location of an alleged shooting, after first rendering aid to the victim, he or she begins to search for evidence. Much of this effort consists of searching for the bullet, the gun, shell casings, and witness testimony; however, when the shooter leaves the scene, he/she takes with them a substantial part of the evidence that can significantly improve the prosecution's case. This evidence can be found on the …

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