ST. LOUIS (KMOX) - St. Louis County Police have arrested a man as a person of interest in the stabbing death of a woman in Affton, Wednesday.
Police were called to 10200 Marble Arch Lane in South County at 10:29 a.m. where they found the victim dead from stab wounds.
Related: Police investigate suspicious death after body in South County
An adult male was arrested and an investigation is being led by the St. Louis County Police Department's Bureau of Crimes Against Persons.
Police say the man and woman did know each other.
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