Using DNA and ancestry sites to solve crimes: Good police work or invasion of privacy?

HARRISBURG, Pa. (WHTM) – More than 25 years after Lancaster County elementary teacher Christy Mirack was brutally killed, an arrest has been made using DNA evidence and a genealogy site.
The same technology led to an arrest in a 30-year-old double murder case in Seattle and also helped police identify a suspect in the Golden State Killer cases.