Police released footage of Chicago teen Laquan McDonald who was gunned down by Chicago police officer Jason Van Dyke.He was charged with first degree murder after investigators reviewed all the evidence.

“I believe this is a moment that can build bridges of understanding rather than become a barrier of misunderstanding. I understand that the people will be upset and will want to protest when they see this video,” Mayor Rahm Emanuel said. “We as a city must rise to this moment.”