PBS NewsHour

How at-home DNA tests helped solve this 30-year-old murder

Clip: 11/06/2019 | 6m 42s | Video has closed captioning.

In 2019, American law enforcement agencies have identified over 70 suspects using a new technique called genetic genealogy, which California detectives leveraged in 2018 to identify the Golden State Killer. In the first of a two-part series, William Brangham shares the story of the first genetic genealogy case to go to trial — and how the science behind it solved a 32-year-old double murder.

Aired: 11/06/19

Rating: NR

Problems Playing Video? | Closed Captioning

Major corporate funding for the PBS NewsHour is provided by BNSF, Consumer Cellular, Leidos, Babbel, and Raymond James. Funding for the PBS NewsHour Weekend is provided by Mutual of America. …