You are now listening to True Murder, the most shocking killers in true crime history

and the authors that have written about them.

Gacy, Bundy, Domer, The Nightstalker, BTK.

Every week, another fascinating author

talking about the most shocking and infamous killers

in true crime history.

True murder.

With your host, journalist and author, Dan Zufansky.

Good evening.

On a December night in 1978, Courtney Lund O'Neill's mother, teenage Kim Byers,

saw her friend Rob Peast alive for the last time.

At the end of his shift at the pharmacy where they both worked, 15-year-old Rob went outside

to speak to a contractor named John Wayne Gasey about a possible job.

That night, Rob became Gacy's final victim. His body was later found in the Displains

River. Kim's testimony, along with a receipt belonging to her found in Gacy's house, proving

that Rob had been there, would be pivotal in convicting the serial killer who assaulted and killed over 30 young men and boys.

Though she grew up far from displanes, Courtney has lived in the shadow of that nightmare,

keenly aware of its impact on her mother. In search of deeper understanding and closure, Courtney and Kim travel back to Illinois.

Postmortem transforms their personal journey into a powerful exploration of the ever-widening ripples generated by Gacy's crimes.

From the 1970s to the present day, his shadow extends beyond the victim's families and

friends. It encompasses the Displains neighborhood forever marked by his horrific murders.

Generations of the victim's families and friends. Those who helped arrest and convict him, bandham communities,

...