The Role Of Lie Detector Tests In A Murder Investigation

Police officers often administer a lie detector test because they believe that it is a very useful investigative tool. Courts, however, hold the belief that the results of lie detector tests are unreliable.

How Plea Bargaining Works In A Murder Trial

There are two main reasons why a murder investigation ends up in a trial. The primary reason is that the accused person is not guilty and they’ve made it clear that they’re not guilty. The second reason that a murder case ends up in a trial is that there is no incentive for a person to plead guilty to first degree murder.

Situations In Which An Innocent Person Might Plead Guilty To A Murder Charge

In a recent case that was well publicized in Ontario, the accused actually entered a guilty plea to a sexual assault that he did not commit. In subsequent years, it was determined conclusively to be a crime that was committed by someone else.

The Use Of DNA In A Murder Trial

Sometimes, DNA evidence is very clear, butut in many other cases, DNA will be obtained from a very poor sample.

How The Jury Is Affected By Different Kinds Of Evidence In A Murder Trial, Especially From Television Programs

We’re trained by television to assume that people are walking around in dark rooms with flashlights and have amazing access to scientific tests and evidence that they present in court.
We aren’t allowed to ask jurors about the impression certain types of evidence may have on them, although it would be very useful for lawyers [...]

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