Courtesy of the St. Louis Post-Dispatch in this article:
As police investigated at the scene Friday night, groups of neighbors and teenagers gathered in the neighborhood of winding streets and newer homes northwest of Interstate 55 and Lindbergh Boulevard.
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That looks to be due north to me, not northwest. Green Park does not even extend west of Lindbergh, but given that I’m a county resident who traverses these small communities daily and not an insular Post-Dispatch The-City-Is-Back intern, I know these things enough to check them out.