@thefinalmistake: Title: The Serial Killer Caught Because of a SMELL 😳 For nearly 17 years, Donald Harvey murdered people who trusted him with their lives. The hospital worker eventually pleaded guilty to 37 murders. But one autopsy, one unusual smell, and a determined investigation exposed his horrifying crimes. Sometimes the smallest clue uncovers the biggest secret. 🎙️ The Final Mistake Files #TheFinalMistakeFiles #DonaldHarvey #TrueCrime #TrueCrimeCommunity #SerialKiller #CrimeStories #CriminalInvestigation #TrueCrimeTok #TrueCrimeYouTube #CaughtByMistake