October 21, 1954 - Michael Swango

Michael Joseph Swango (born James Michael Swango, October 21, 1954) is an American serial killer and licensed physician who is estimated to have been involved in as many as 60 fatal poisonings of patients and colleagues in the United States and Zimbabwe; he admitted to causing four deaths. He was sentenced in 2000 to three consecutive life terms without the possibility of parole and is serving his sentence at ADX Florence at his own request.

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