Exoneration
Encyclopedia
Exoneration occurs when a person who has been convicted of a crime
Crime
Crime is the breach of rules or laws for which some governing authority can ultimately prescribe a conviction...

 is later proved to have been innocent of that crime. Attempts to exonerate convicts are particularly controversial in death penalty cases, especially where new evidence is put forth after the execution has taken place.

The term "exoneration" also is used in criminal law to indicate a surety bail bond has been satisfied, completed, and exonerated. The judge orders the bond exonerated; the clerk of court time stamps the original bail bond power and indicates exonerated as the judicial order.

Based on DNA evidence

DNA evidence is a relatively new instrument of exoneration. The first convicted defendant from a United States prison to be released on account of DNA testing was David Vasquez, in 1989. Recently, DNA
DNA
Deoxyribonucleic acid is a nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms . The DNA segments that carry this genetic information are called genes, but other DNA sequences have structural purposes, or are involved in...

 evidence
Evidence (law)
The law of evidence encompasses the rules and legal principles that govern the proof of facts in a legal proceeding. These rules determine what evidence can be considered by the trier of fact in reaching its decision and, sometimes, the weight that may be given to that evidence...

 has been used to exonerate a number of persons either on death row
Death row
Death row signifies the place, often a section of a prison, that houses individuals awaiting execution. The term is also used figuratively to describe the state of awaiting execution , even in places where no special facility or separate unit for condemned inmates exists.After individuals are found...

 or serving lengthy prison sentences. , the number of states authorizing convicts to request DNA testing on their behalf, since 1999, has increased from two to thirty. Access to DNA testing varies greatly by degree; post-conviction tests can be difficult to acquire. Organizations like the Innocence Project
Innocence Project
An Innocence Project is one of a number of non-profit legal organizations in the United States, Canada, the United Kingdom, Australia and New Zealand dedicated to proving the innocence of wrongly convicted people through the use of DNA testing, and to reforming the criminal justice systems to...

 are particularly concerned with the exoneration of those who have been convicted based on weak evidence. As of October 2003, prosecutors of criminal cases must approve the defendant's request for DNA testing in certain cases.
In other contexts, to exonerate can mean simply to free somebody from blame or guilt: to declare officially that somebody is not to blame or is not guilty of wrongdoing.

Monday, April 23, 2007, Jerry Miller became the 200th person in the United States exonerated through the use of DNA evidence. There is a national campaign in support of the formation of state Innocence Commissions
Innocence commissions
An innocence commission is a legal commission set up by a government to review criminal convictions in a new light.-History:In 2002, the first U.S. state to develop an Innocence commission was North Carolina. The Innocence Commission was developed to rehear cases where the accused and their...

, statewide entities that identify causes of wrongful convictions and develop state reforms that can improve the criminal justice system.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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