Police Investigation Essay

1310 Words Apr 28th, 2012 6 Pages
Mr. Michael Munn, M.A.
Mary Lara
02 March 2012
Criminal Investigation Principles
Crime today has become complex as human nature. The sophistification of how crimes are committed today and the challenging of certain laws have added substantial burden to those who have chosen careers within the Criminal Justice System to investigate and prosecute such criminals. Many concerns in conducting the various types of investigations has always been the legality of the “how’s”, “who’s” and “when’s”. The collecting of physical and DNA evidence, Interviewing of witnesses and the various types of surveillances used all fall into a closely watched category within the investigation process. Not only is it imperative that all types of investigations
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If good interviewing techniques are done, witness information is just as vital as physical and DNA evidence.
Surveillance, specifically GPS and wire taping are areas which have brought up a lot of concerns from the vast majority of citizens including myself who believe this to be an invasion of privacy. Though at times these surveillances are important and needed during the investigation period, a court order is needed before they begin. In order to obtain a court order for a wiretap or GPS tracking the police must show the probable cause required. The court order will limit the use of the wiretap and also place restrictions on how the information gathered can be used, how long the police can listen, and what types of conversations the police can listen to. Without a court order, the police cannot listen to your phone conversations, unless you or the person you're talking to consented to their use of a wiretap. Any information gathered cannot be used in criminal trial because it will be the result of an illegal search. The same is true for information gathered in violation of the court order. For now courts have sided against law enforcement and made reference to the U.S Constitution, specifically the Fourth Amendment of the Bill of Rights which details against unreasonable searches and seizures.
One case in particular which showcased excellent criminal investigation was the Samantha Runnion case. On July 15, 2002 while playing outside her Stanton home

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