The Use of DNA NPR's Barbara Bradley reports on the use of a DNA databank, which stores the genetic information of convicted felons, to help find the perpetrators in otherwise unsolvable cases. Currently, Virginia has the largest databank of all the states, but other states are working to adopt the crime-solving technique as well.

The Use of DNA

The Use of DNA

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NPR's Barbara Bradley reports on the use of a DNA databank, which stores the genetic information of convicted felons, to help find the perpetrators in otherwise unsolvable cases. Currently, Virginia has the largest databank of all the states, but other states are working to adopt the crime-solving technique as well.