D.A. releases new book on the investigation of the 'Golden Gate Killer'

A new book is breaking down the investigation into one of California's most heinous crime sprees that dates back to the 1970s and 80s: a man known as the 'Golden State Killer' was believed to be behind more than a dozen murders and other attacks. Joseph James DeAngelo was arrested in 2018 and took a plea deal to avoid the death penalty. Sacramento County District Attorney Thien Ho, joined us on 'The Nine' to discuss his new book, 'The People vs. The Golden State Killer.'