What role has the creation of DNA databases played in CSI?

What role has the creation of DNA databases played in CSI?

Richard Saferstein (Former Chief Forensic Scientist) gives expert video advice on: What were the significant 20th century advances in CSI?; What role have fingerprint databases had in CSI?; What role has the creation of DNA databases played in CSI? and more...

Like fingerprints, we have a database for DNA. That database is called CODIS, which is the combined DNA index system. That database is also run under the auspices of the FBI, so that if DNA is collected at a crime scene, that DNA sample can be entered into the CODIS database and searched against 4 million known criminal offenders.