Defense Diaries on Instagram: "Gacy's last victim, 15 year old Robert Piest. His disappearance leads the police directly to Gacy's doorstep. Episode 2: The Last Piest of the Puzzle. Available May 6th
![Elizabeth and Kerry Piest, mother and sister of John Wayne Gacy victim Rob Piest, announce the formation of the Robert Piest foundation [1979] : r/TrueCrimeDiscussion Elizabeth and Kerry Piest, mother and sister of John Wayne Gacy victim Rob Piest, announce the formation of the Robert Piest foundation [1979] : r/TrueCrimeDiscussion](https://preview.redd.it/elizabeth-and-kerry-piest-mother-and-sister-of-john-wayne-v0-jkm6paymkfw91.jpg?auto=webp&s=e3a30645dfef108a9322c97e443e8cf34cfc8ba8)
Elizabeth and Kerry Piest, mother and sister of John Wayne Gacy victim Rob Piest, announce the formation of the Robert Piest foundation [1979] : r/TrueCrimeDiscussion
![Bati 🔅 on X: "C'est le 11 décembre 1978 que son dernier meurtre a été celui du jeune Robert Piest, qui était allé chez Gacy pour une offre d'emploi. La mère du Bati 🔅 on X: "C'est le 11 décembre 1978 que son dernier meurtre a été celui du jeune Robert Piest, qui était allé chez Gacy pour une offre d'emploi. La mère du](https://pbs.twimg.com/media/EZILmLBX0AEi_Ez.jpg)
Bati 🔅 on X: "C'est le 11 décembre 1978 que son dernier meurtre a été celui du jeune Robert Piest, qui était allé chez Gacy pour une offre d'emploi. La mère du
![Eugenia Godzik (mother of victim Gregory Godzik) with Kerry Piest (sister of victim Rob Piest) and a man (whose identity is unknown to me) after John Wayne Gacy's guilty verdict (800 × 639) - 9GAG Eugenia Godzik (mother of victim Gregory Godzik) with Kerry Piest (sister of victim Rob Piest) and a man (whose identity is unknown to me) after John Wayne Gacy's guilty verdict (800 × 639) - 9GAG](https://img-9gag-fun.9cache.com/photo/ango1Zb_460s.jpg)
Eugenia Godzik (mother of victim Gregory Godzik) with Kerry Piest (sister of victim Rob Piest) and a man (whose identity is unknown to me) after John Wayne Gacy's guilty verdict (800 × 639) - 9GAG
![Gacy's house at 8213 W. Summerdale Ave. in unincorporated Norwood Park Township at the time of his arrest Dec. 22, 1978. (William Yates/Chicago Tribune) Gacy's house at 8213 W. Summerdale Ave. in unincorporated Norwood Park Township at the time of his arrest Dec. 22, 1978. (William Yates/Chicago Tribune)](https://graphics.chicagotribune.com/john-wayne-gacy-new-timeline/img/piestmissing_dec111978.jpg)