In 1974, science fiction author Larry Niven wrote a murder mystery with an interesting premise: could you kill a man with a tiny black hole?
Reference: Niven, Larry. “The Hole Man.” Analog Science Fiction/Science Fact (1974): 93-104.
It won the 1975 Hugo Award for Best Short Story.
Borrow it here: https://archive.org/details/holeinspace00nive