Genetic genealogy, a forensic technique that previously helped track down the Golden State Killer and the murderer of a young B.C. couple in 1987, helped Toronto police identify the killer in a cold case from 1984. How genetic genealogy worksGenetic genealogy combines DNA analysis with genealogical research by matching a sample to a database of DNA to determine a familial relationship and identify a likely suspect. WATCH | Forensic genetic genealogist Anthony Redgrave describes the steps taken to solve the case:How genetic genealogy helped identify Christine Jessop's killer 8:07 Forensic genetic genealogist Anthony Redgrave describes how science solved the case. 8:07Interim police chief Ramer said a DNA sample taken from evidence and sent to Othram, a lab in the United States with cutting-edge technology that is not widely available.

Source: CBC News October 16, 2020 00:14 UTC