Protesters yell at the law enforcement officers at the old courthouse steps as they march down, Friday, September 15, 2017, in downtown St. Louis, after a judge found a white former St. Louis police officer, Jason Stockley, not guilty of first-degree murder in the death of a black man, Anthony Lamar Smith, who was fatally shot following a high-speed chase in 2011. (Photo by Jeff Roberson/AP Photo)





Protestors march through the city streets following a not guilty verdict on September 15, 2017 in St. Louis, Missouri. Protests erupted today following the acquittal of former St. Louis police officer Jason Stockley, who was charged with first-degree murder last year in the shooting death of motorist Anthony Lamar Smith in 2011. (Photo by Michael B. Thomas/Getty Images)





A man holds a rifle as he walks down with a group of protesters, Friday, September 15, 2017, in downtown St. Louis, after a judge found a white former St. Louis police officer, Jason Stockley, not guilty of first-degree murder in the death of a black man, Anthony Lamar Smith, who was fatally shot following a high-speed chase in 2011. (Photo by Jeff Roberson/AP Photo)





Police officers watch a demonstrator as she confronts them during a protest for the not guilty verdict in the murder trial of Jason Stockley, a former St. Louis police officer, charged with the 2011 shooting of Anthony Lamar Smith, who was black, in St. Louis, Missouri, U.S., September 17, 2017. (Photo by Joshua Lott/Reuters)





A woman is sent to hospital during a protest in St. Louis, Missouri on September 16, 2017. Police on Saturday put up barricades around the courthouse and police headquarters in St. Louis, Missouri, bracing for more protests that are expected to come in days. (Photo by Dane Iwata/Xinhua via ZUMA Wire)





Police chase vandals as demonstrators march in response to a not guilty verdict in the trial of former St. Louis police officer Jason Stockley, Sunday, September 17, 2017, in St. Louis. Stockley was acquitted in the 2011 killing of a black man following a high-speed chase. (Photo by Jeff Roberson/AP Photo)





Police arrest a demonstrator protesting the acquittal of former St. Louis police officer Jason Stockley on September 16, 2017 in St. Louis, Missouri. Dozens of business windows were smashed and at least two police cars were damaged during a second day of protests following the acquittal of Stockley, who was been charged with first-degree murder last year following the 2011 on-duty shooting of Anthony Lamar Smith. (Photo by Scott Olson/Getty Images)





Workers clean up broken glass from a window smashed during a protest of the acquittal of former St. Louis police officer Jason Stockley on September 16, 2017 in St. Louis, Missouri. Dozens of business windows were smashed and at least two police cars were damaged during a second day of protests following the acquittal of Stockley, who was been charged with first-degree murder last year following the 2011 on-duty shooting of Anthony Lamar Smith. (Photo by Scott Olson/Getty Images)





Police officers detain a demonstrator who was pepper sprayed in the face after breaking a window to a business as demonstrators protested the day after the not guilty verdict in the murder trial of Jason Stockley, a former St. Louis police officer, charged with the 2011 shooting of Anthony Lamar Smith, who was black, in St. Louis, Missouri, U.S., September 16, 2017. (Photo by Joshua Lott/Reuters)





A protester is sprayed with mace by riot police after throwing a chair through a window of a business during the second night of demonstrations after a not guilty verdict in the murder trial of former St. Louis police officer Jason Stockley, charged with the 2011 shooting of Anthony Lamar Smith, who was black, in St. Louis, Missouri, U.S., September 16, 2017. (Photo by Lawrence Bryant/Reuters)





A worker cleans up broken glass from a window smashed during a protest of the acquittal of former St. Louis police officer Jason Stockley on September 16, 2017 in St. Louis, Missouri. Dozens of business windows were smashed and at least two police cars were damaged during a second day of protests following the acquittal of Stockley, who was been charged with first-degree murder last year following the 2011 on-duty shooting of Anthony Lamar Smith. (Photo by Scott Olson/Getty Images)





Demonstrators confront police while protesting the acquittal of former St. Louis police officer Jason Stockley on September 16, 2017 in St. Louis, Missouri. Dozens of business windows were smashed and at least two police cars were damaged during a second day of protests following the acquittal of Stockley, who was been charged with first-degree murder last year following the 2011 on-duty shooting of Anthony Lamar Smith. (Photo by Scott Olson/Getty Images)





Protesters overturn trash cans as police try to clear a violent crowd Saturday, September 16, 2017, in University City, Mo. Earlier, protesters marched peacefully in response to a not guilty verdict in the trial of former St. Louis police officer Jason Stockley. (Photo by Jeff Roberson/AP Photo)





Police arrest a man as they try to clear a violent crowd Saturday, September 16, 2017, in University City, Mo. Earlier, protesters marched peacefully in response to a not guilty verdict in the trial of former St. Louis police officer Jason Stockley. (Photo by Jeff Roberson/AP Photo)





A man throws a rock into the window as demonstrators march in response to a not guilty verdict in the trial of former St. Louis police officer Jason Stockley, Sunday, September 17, 2017, in St. Louis. Stockley was acquitted in the 2011 killing of a black man following a high-speed chase. (Photo by Jeff Roberson/AP Photo)





People run after vandalizing as demonstrators march in response to a not guilty verdict in the trial of former St. Louis police officer Jason Stockley, Sunday, September 17, 2017, in St. Louis. Stockley was acquitted in the 2011 killing of a black man following a high-speed chase. (Photo by Jeff Roberson/AP Photo)





Police arrest a man as demonstrators march in response to a not guilty verdict in the trial of former St. Louis police officer Jason Stockley, Sunday, September 17, 2017, in St. Louis. Stockley was acquitted in the 2011 killing of a black man following a high-speed chase. (Photo by Jeff Roberson/AP Photo)