Doug and Peggy Ryen, their daughter, Jessica, and neighbor Christopher Hughes were brutally murdered inside the Ryen family’s home on June 4, 1983. Josh Ryen was the only survivor. A year-and-a-half later, the 10-year-old answered D.A. Dennis Kottemeier’s questions about that horrific night – with his grandmother by his side.
https://www.cbsnews.com/video/sole-survivor-of-chino-hills-massacre-describes-what-happened/