MILWAUKEE, WI – AUGUST 14: Angry crowds took to the streets for a second night to protest an officer-involved killing August 14, 2016 in Milwaukee, Wisconsin. Protestors threw rocks and there was gunfire in the crowd as hundreds of people confronted police after an officer shot and killed a fleeing armed man earlier in the day. Darren Hauck/Getty Images/AFP == FOR NEWSPAPERS, INTERNET, TELCOS & TELEVISION USE ONLY ==

MILWAUKEE, WI – AUGUST 14: Crowds took to the streets for a second night to protest an officer-involved killing August 14, 2016 in Milwaukee, Wisconsin. Protestors threw rocks and there was gunfire in the crowd as hundreds of people confronted police after an officer shot and killed a fleeing armed man earlier in the day. Darren Hauck/Getty Images/AFP == FOR NEWSPAPERS, INTERNET, TELCOS & TELEVISION USE ONLY ==

MILWAUKEE, WI – AUGUST 14: Crowds takes to the streets near the District 7 police station, protesting for a second night after an officer-involved killing August 14, 2016 in Milwaukee, Wisconsin. Protestors threw rocks and there was gunfire in the crowd as hundreds of people confronted police after an officer shot and killed a fleeing armed man earlier in the day. Darren Hauck/Getty Images/AFP == FOR NEWSPAPERS, INTERNET, TELCOS & TELEVISION USE ONLY ==