You can listen to the circumstances surrounding Jerome's disappearance in Season 1, Episode 1 - and Robert's disappearance in Season 1, Episode 7.

Sources:

Jerome Morris:

https://www.al.com/news/anniston-gadsden/2022/04/remains-identified-as-those-of-hoover-jerome-morris-east-alabama-teen-who-went-missing-in-1991.html

https://www.wbrc.com/2022/04/28/sister-reacts-brothers-remains-identified-three-decades-later/

https://abc3340.com/news/local/remains-identified-as-jerome-morris-man-missing-since-1991-heflin-cleburne-county-sheriff-office-cold-case-unit-mobile-county-alabama-department-forensic-science

https://www.wrbl.com/news/alabama-news/human-remains-identified-as-jerome-morris-who-went-missing-in-alabama-in-1991/

Robert Hoagland:

https://www.timesunion.com/hudsonvalley/news/article/Robert-Hoagland-Richard-King-missing-man-death-17657828.php

https://nypost.com/2022/12/09/robert-hoagland-missing-since-2013-found-dead-with-new-name/

https://people.com/human-interest/connecticut-man-who-vanished-a-decade-ago-found-dead-under-new-name/

https://www.newtownbee.com/01022023/year-in-review-2022-police-mark-2022-with-new-additions-promotions/

https://www.nbcnews.com/news/us-news/man-vanished-connecticut-nearly-decade-ago-found-dead-upstate-new-york-rcna60737

https://www.newstimes.com/news/article/Newtown-Robert-Hoagland-missing-found-dead-NY-17637133.php