Peaceful protests?
Check it out:

Riot-gear clad police arrested at least 17 people on Sunday after they refused orders to disperse from a spontaneous sit-in outside a convenience store in St. Louis during a weekend of otherwise peaceful protests against police violence.

Thousands of people are staging protest marches, vigils and other demonstrations in the St. Louis area this weekend, calling for the arrest of a white police officer who shot dead an unarmed black teenager in August.