On the morning of Wednesday, September 6, 2017, 39-year-old Oscar Long III was shot while walking in a residential neighborhood of North St. Louis. Officers found Long with gunshot wounds; he was transported for emergency care but died of his injuries. He was known to friends and family by nicknames including 2 O and 1 O Dog.

After autopsy and identification his body was released to family. Funeral services were handled by William C. Harris Funeral Directors, with a visitation at the Buchholz Mortuary on Redman Avenue. Long had attended Ritenour High School and was remembered by his community as cool, calm, and collected; loved ones left candles and tributes on online memorials.

As of the records available from the period after the shooting, no specific suspects had been publicly named and no arrests were widely reported, leaving the case unsolved in its immediate aftermath. If anyone knew Oscar, was in that neighborhood that morning, or has information that could help identify who fired on him, please come forward.