Discuss what is required for mistake to be a defense. How does this relate to the types of culpability in the Model Penal Code? Be sure to discuss the debate over whether to call mistakes a defense.

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answer: Police often ask eyewitnesses to identify a suspect from a lineup or an array of photos. A lineup or photo array involves placing a suspect or a photo of a suspect among people who are not suspected of committing the crime (fillers) and asking the eyewitness to identify the perpetrator.
Misidentification by eyewitnesses has played a role in a high number of wrongful convictions and has led criminal justice experts to look more closely at the effectiveness of identifying suspects from live and photographic lineups.