Why Is Physical Evidence So Important In A Criminal Investigation

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There are many uses of physical evidence and why it is so vital in a criminal investigation. For one physical evidence is found to be more reliable than a witness as there are numerous variables which can make witness evidence unreliable, bad view or sight, emotional involvement, what can be gained by lying, and not having a good recollection or believable one. Additionally, physical evidence can prove beyond a shadow of a doubt that a crime has been committed with science which can be tested and will still have the same outcome. It can also prove a story or testimony to be true or false and can identify the persons involved and what their involvement was. For example, if someone were to testify that they did not see the murdered person in

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