Define an uncontaminated crime scene

What will be an ideal response?


If no one has entered the scene between the time the crime was committed and when the police arrived, and if the scene was immediately secured, the scene is considered to be a true, or uncontaminated, scene; that is, no evidence has been introduced into it or taken from it except by the person or persons who committed the crime.

Criminal Justice

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A robbery of a convenience store is reported to the police. Thirty minutes later, Roger, a police officer, observes Jack Jackson walking rapidly down the sidewalk. Jack meets the description of the robber

As Roger turns his police car in Jack's direction, Jack steps into an alleyway hoping to avoid being seen. Roger exits his police car and intercepts Jack on foot. He detains Jack in order to determine if Jack is the robber. Jack, however, is not in fact the robber but believes a misdemeanor traffic warrant for his arrest may be outstanding. So, when Roger asks Jack his name, Jack replies, "William Wilson." At that moment, Reuben, Jack's brother, walks up and says, "Jack. Why have the cops stopped you?" At this point Roger realizes that Jack has given him a fictitious name. Subsequent investigation reveals Jack's true name and that he is not the robber. Under these facts, Jack has committed: A) perjury. B) interference with public duties. C) no offense. D) failure to identify.

Criminal Justice

In general, prisoners receive ______ medical and mental health care for most of their lives, including prior to incarceration.

A. unlicensed B. inadequate C. superior D. average

Criminal Justice

The way in which the number of cases processed through the juvenile justice system decreases at each successive step is called ________.

A. the funnel effect B. diminishment C. reduction D. the shrinkage factor E. the liberal effect

Criminal Justice

Defenses based on creating a reasonable doubt about the prosecution's proof of a voluntary act are called

a. fault-based defenses. b. default-based defenses. c. non-fault-based defenses. d. voluntary-act-based defenses.

Criminal Justice