This is being discussed extensively at https://news.ycombinator.com/item?id=25661474 and there are many comments along the same lines, though you may have to click More (at the bottom) once or twice to get to them.
All the comments along these lines seem to be factually untrue, considering that the police killed a protestor at this protest. That alone makes this one of the most aggressive police responses to a protest in the past year, even ignoring the thousands of national guard and police in riot gear who responded with pepper spray, tear gas, and guns.
You've unfortunately broken the site guidelines repeatedly lately. Would you mind reviewing https://news.ycombinator.com/newsguidelines.html and using HN in the intended spirit? If we can't rely on established users like you to do that, this place is really doomed.