Because, as for me, the idea there is correct, yes maybe someone does not like their method, but in fact they are right and have the right to go to rallies and to express their views peacefully. I believe that this is democracy in its entire sense. I read a lot of essays here about black lives matter and realized that their ideals are really right and I was able to understand the structure of this group of people, understand their motives and methods just because of these essays.