Aug. 19, 2015: St. Louis police gather at the scene of a fatal officer-involved shooting at Walton Avenue and Page Boulevard in St. Louis. An armed man fleeing from officers serving a search warrant at a home in a crime-troubled section of north St. Louis was shot and killed Wednesday by police after he pointed a gun at them, the police chief said. (David Carson/St. Louis Post-Dispatch via AP)
At least nine people were arrested Wednesday and St. Louis police used tear gas to clear a street of protesters after an armed man fleeing from officers was shot and killed when he pointed a gun at them.