Marlene Warren answered her front door on a day in May 1990 to be greeted by a clown, who handed her flowers and balloons before shooting her, in front of her 21-year-old son, per AP News. The case went unsolved until 2017, when an improvement in DNA technology and evidence from the crime scene pointed police toward Warren's husband's second wife, Sheila Keen-Warren, who pleaded guilty to second-degree murder in early 2023.
Advances in DNA technology have helped crack some of the most notorious cold cases and capture monsters like the Golden State Killer - bringing justice to the families of victims.
Two Orange County cold case murders solved through multi-agency effort using Investigative Genetic Genealogy oc-breeze.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from oc-breeze.com Daily Mail and Mail on Sunday newspapers.