More info about the guy..
DeAngelo had returned from serving in the U.S. Navy in North Vietnam, where he worked on the gun line.
https://www.sfgate.com/bayarea/article/Report-East-Area-Rapist-who-murdered-12-12863488.php
The sadistic Golden State Killer terrorized California 40 years ago. Here's what we know.
https://www.sfchronicle.com/bayarea/article/east-area-rapist-original-night-stalker-unsolved-12717674.php?utm_campaign=sfgate&utm_source=article&utm_medium=https%3A%2F%2Fwww.sfgate.com%2Fbayarea%2Farticle%2FReport-East-Area-Rapist-who-murdered-12-12863488.php (February 28, 2018)
DNA Links '70s Rapes to Serial Slaying Cases / Unknown Southern California killer was 'East Area Rapist'
https://www.sfchronicle.com/bayarea/article/DNA-Links-70s-Rapes-to-Serial-Slaying-Cases-2935489.php (April 4, 2001)
"If a match is made, the man could not be charged with the Northern California rapes because the statute of limitations has expired."
Thanks for the links.