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FILE - This undated file photo provided by the St. Louis Police Department shows former St. Louis police officer Jason Stockley, who is charged with first-degree murder and armed criminal action in the December 2011 shooting death of Anthony Lamar Smith. A television station reported that a ruling is expected Friday, Sept. 15, 2017, in Stockley's case, and Missouri Gov. Eric Greitens has put the National Guard on standby in case unrest breaks out. (St. Louis Police Department via AP, File)
FILE - This undated file photo provided by the St. Louis Police Department shows former St. Louis police officer Jason Stockley, who is charged with first-degree murder and armed criminal action in the December 2011 shooting death of Anthony Lamar Smith. A television station reported that a ruling is expected Friday, Sept. 15, 2017, in Stockley's case, and Missouri Gov. Eric Greitens has put the National Guard on standby in case unrest breaks out. (St. Louis Police Department via AP, File)

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St. Louis police officer acquitted on murder charges

In 2011, St. Louis police officer Jason Stockley shot and killed 24-year-old Anthony Lamar Smith.

St. Louis police officer acquitted on murder charges

In 2011, St. Louis police officer Jason Stockley shot and killed 24-year-old Anthony Lamar Smith.