Texas Rangers cold case investigator's insight into cases that 'stick with you'

Texas Rangers cold case investigator's insight into cases that 'stick with you'

AUSTIN (KXAN) — The Golden State Killer case, yogurt shop murders and the Bear Brook murders: they’re all cases solved with the help of DNA testing or forensic genealogy. Now, the rapidly-evolving technology and process of combining DNA analysis with genealogical research has law enforcement across Texas reinvestigating many of the state’s thousands of unsolved criminal cases. This week on the premiere episode of Unsolved: Central Texas, Avery T…