Making a Serial Killer https://www.peacocktv.com/watch/playback/vod/_/837f2229-74e1-3284-a514-2ee620d35a9f?paused=true
 The Basement: A Vanishing in Apple Valley
https://www.10tv.com/video/features/15-years-later-revisiting-investigation-into-horrific-ohio-murders-committed-by-matthew-hoffman/530-a6046c91-931b-4585-8cb2-ba1227492c9f
https://www.oxygen.com/twisted-killers/season-1/episode-5/videos/matthew-hoffmans-neighbors-discuss-his-odd-behavior
https://www.oxygen.com/twisted-killers/season-1/episode-5/videos/matthew-hoffmans-neighbors-discuss-his-odd-behavior
https://www.aetv.com/articles/killer-matthew-hoffman-victims-in-tree
https://abcnews.com/US/ohio-family-vanishes-teen-daughter-found-alive/story?id=12148269
https://www.msn.com/en-us/news/crime/matthew-hoffman-now-what-happened-to-tina-herrmann-s-killer-and-how-long-he-s-in-jail/ar-AA1Ct0ZQ?apiversion=v2&domshim=1&noservercache=1&noservertelemetry=1&batchservertelemetry=1&renderwebcomponents=1&wcseo=1
https://www.dispatch.com/story/news/local/2024/11/12/knox-county-leaf-killers-home-becomes-abrean-house-residence/75310015007/?gnt-cfr=1&gca-cat=p&gca-uir=false&gca-epti=z1189xxe1189xxv000029&gca-ft=153&gca-ds=sophi
https://www.oxygen.com/twisted-killers/crime-news/why-matthew-hoffman-is-known-as-leaf-killer
https://www.dispatch.com/story/news/crime/2012/05/11/sheriff-killer-made-deal-to/23734126007/
https://www.cbsnews.com/news/matthew-hoffman-ohio-killer-who-hid-bodies-in-tree-pleads-guilty/
https://www.cleveland.com/metro/2011/02/sarah_maynard_girl_kidnapped_b.html
https://www.sandiegouniontribune.com/2011/02/09/records-show-leaves-cluttered-home-of-ohio-killer/
https://www.10tv.com/article/news/mother-man-sentenced-knox-county-murders-talks-about-his-life-behind-bars/530-f01c44e7-7ce8-469f-8e25-237b7df8f384
https://www.10tv.com/article/news/knox-county-killer-i-did-not-know-single-one-them/530-bce26d0a-7feb-48d0-82c5-40901a730740
https://www.nbcnews.com/id/wbna40258902
https://www.news-herald.com/2011/01/06/killer-deaths-result-of-burglary-gone-wrong/
https://www.nydailynews.com/2011/02/08/matthew-hoffman-killer-who-hid-bodies-in-hollowed-out-tree-details-crime-in-chilling-confession/
https://www.dispatch.com/story/news/crime/2013/02/07/knox-county-murder-house-once/23586267007/
https://www.denverpost.com/2010/11/15/ohio-kidnapping-suspect-matthew-hoffman-was-convicted-of-steamboat-springs-arson/
https://www.toledoblade.com/news/state/2011/02/23/13-year-old-held-captive-by-killer-says-she-did-all-that-he-ordered/stories/201102230079
https://abcnews.com/US/missing-ohio-trio-stabbed-death-bodies-found-stuffed/story?id=12200654
https://www.cantonrep.com/story/news/state/2010/11/16/neighbors-ohio-kidnap-suspect-controlling/42576118007/
https://www.10tv.com/article/news/crime/crime-tracker/new-book-detailing-knox-county-murder-3-called-distasteful-family/530-273b8ba6-406c-445e-b3c1-d22f2d676c24
https://www.cnn.com/2010/CRIME/11/16/ohio.family.missing/index.html
https://www.dispatch.com/story/news/crime/2013/09/24/knox-county-kidnapping-victim-won/23509801007/?gnt-cfr=1&gca-cat=p&gca-uir=true&gca-epti=z117143e1190xxv117143d--79--b--79--&gca-ft=194&gca-ds=sophi
https://www.nbcnews.com/id/wbna40180401
https://www.cbsnews.com/news/ohio-girl-sarah-maynard-found-alive-bound-no-word-on-others/
https://www.steamboatpilot.com/news/man-gets-eight-years-for-arson-2/
 https://www.bbc.com/news/world-us-canada-12114022
https://abc13.com/archive/7972979/
https://abcnews.com/US/bodies-missing-people-found-ohio-police/story?id=12184250
https://www.dispatch.com/story/lifestyle/home-garden/home-decor/2013/02/07/knox-county-murder-house-once/23630271007/?gnt-cfr=1&gca-cat=p&gca-uir=true&gca-epti=z115344e1125xxv115344d--59--b--59--&gca-ft=185&gca-ds=sophi
https://www.dispatch.com/story/news/2010/11/21/murder-suspect-was-long-on/23406023007/?gnt-cfr=1&gca-cat=p&gca-uir=true&gca-epti=z114746e1111xxv114746d--52--b--52--&gca-ft=177&gca-ds=sophi
https://www.snyderfuneralhomes.com/obituaries/Stephanie-L-Sprang?obId=22950115
https://appgateway.drc.ohio.gov/OffenderSearch/Search/Details/A645571