Case Studies on the Uses of Forensic DNA

News reports abound with stories in which DNA evidence played a key role in solving cases of various natures and complexities. In fact, DNA forensics has helped enhance public safety in communities of all sizes throughout the Nation. DNA analysis on saliva, skin tissue, blood, hair, and semen can be reliably used to link criminals to crimes, exonerate the wrongly convicted, and prevent future crimes.

This section offers case studies on how DNA evidence has been used to help achieve justice in cases throughout the United States. It also includes examples of crimes in which the presence of proactive investigation using DNA evidence might have prevented repeat offenses.