This is Part 2 of the Stayner Brothers, following the crimes that Cary committed years after Steven's death.  There will be some insight by family, but it does truly leave a question about how much, if at all, the events that catapulted his family into the national spotlight impacted his urge to commit murder. 

Image credit: Wikipedia

https://www.crimeandinvestigation.co.uk/article/going-home-the-story-of-steven-stayner

https://en.wikipedia.org/wiki/Cary_Stayner

https://www.aetv.com/real-crime/yosemite-killer-now

https://www.history.com/this-day-in-history/yosemite-killer-cary-stayner-born

https://criminalminds.fandom.com/wiki/Cary_Stayner

https://thecinemaholic.com/where-is-cary-stayner-now/

https://www.thefamouspeople.com/profiles/cary-stayner-35132.php

https://thecinemaholic.com/where-are-cary-and-steven-stayners-parents-now/

http://www.murderpedia.org/male.S/s/stayner-cary.htm

Watch Captive Audience: A Real American Horror Story Streaming Online | Hulu (Free Trial)

https://www.newspapers.com/image/800400482/?terms=%22julie%20sund%22&match=1

https://www.newspapers.com/image/628482422/?terms=%22julie%20sund%22&match=1

https://www.newspapers.com/image/462742133/?terms=%22julie%20sund%22&match=1

Steven Stayner - Wikipedia

Steven Stayner Was Kidnapped, His Brother Became A Serial Killer

Two kidnapped boys, a hero's return, then a tragic twist: The unbelievable story of Steven Stayner | The Independent

https://nypost.com/2022/04/21/captive-audience-revisits-1972-steven-stayner-kidnapping/

https://en.wikipedia.org/wiki/Kenneth_Parnell