About The Vending Machine Serial Killer...

Hello guys and gals, it's me Mutahar again! This time we take a look at what appears to be one of the more interesting cases to hit my desk, a case about a person sticking some of the deadliest substances into vending machines that ended up changing the way people trusted society in general. How did this happen? Let's find out! Thanks for watching!
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https://www.youtube.com/watch?v=E3M5-USnSfA