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THE COPS FOUND OUT THAT THE MAN KILLED HIS WIFE. HOW DID THEY KNOW?

A man killed his wife to death and, because no one was nearby at the time, he just dropped her body out on the territory and threw the bloody sword in the woods. He then went in his car and drove to his job. An hour later the police requested him to tell that his wife had been killed. They advised him to go to the murder scene right away. When he got there, he was quickly caught.