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Real evidence is an extremely important aspect of many trials. This type of evidence includes weapons, instruments, clothing, and bloodstains. Each of these examples of real evidence has slightly different rules of admissibility in a trial. Generally speaking, all the evidence needs to somehow connect to the given defendant and the crime which they are being charged for, or possess a chain of custody that is “largely intact.” The following breaks down how each of these types of evidence can admissible in court. The first of these types of evidence are weapons. The main things that are questioned in terms of admittance for weapons is that they must be authenticated and must be relevant to the issue at hand. There are several way in which a weapon could be authenticated. This includes recognizing “unique or distinctive features” and identifying particular aspects, such as color and serial number, following the chain of custody theory. The unique features can be determined to match the weapon through use of witness testimony attesting to the features, ballistic experts testimony, as well as comparing the serial numbers of the weapon, particularly a gun, to the defendants weapon. Likewise, as long as the police properly collect the weapon in a valid search or from the defendant during an arrest and follow the chain of custody rules, then it will be admitted. The last aspect that has to be looked at is whether a weapon had anything to do with the crime that is being tried. If there is no proof that the weapon was at the scene, or that it had not been used in a crime for some reason, then it may not be admitted into court. These are some of the stipulations for admitting weapons into trial. The second type of evidence that will be lo... ... middle of paper ... ...e of the key aspects of bloodstains and blood in general is the ability to retrieve DNA from them. In order for bloodstains to be admissible, due to relevancy and reliability, experts need to be called in order to explain the results,and how the actual testing follows generally accepted techniques in their field. It is important to show that the witness testifying on the bloodstain is qualified through training, experience, or education. They must understand the physics behind fluids, including angle, etc. With all of this together, bloodstains can easily be admissible in court. As can be seen, there are many way in which real evidence can be admitted into a trial. By following the rules and statutes, and confining that the items had something to do with the crime, many items can make it into the courtroom. This is how some real evidence become admissible in court.

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