Detail how DNA is used in criminal investigations today. What is the current impact of DNA testing on the criminal justice system and how has DNA revolutionized this system?For students whose last name ends with A-L include one case study of how DNA exonerated a person previously convicted of a crime and identify those areas you have discussed above.For students whose last name ends with M-Z include one case study of how DNA has helped convict a guilty person of a crime and identify those areas you have discussed above.THIS ASSIGNMENT IS ALREADY COMPLETED ABOVETHE NEXT ASSIGNMENT IS TO:Provide feedback to two of your classmates posts. Each response should be a minimum of 200 words and should include your thoughts associated with their posted information. Additionally you are to contribute to the discussion by adding support or constructive alternatives to your classmates posts.I HAVE PROVIDED THE ATTACHMENT FOR THE STUDENTS FEEDBACKS BELOW