Just a reminder that none of this is factual or evidence. It COULD be, but just because somebody writes something doesn't make it true. You are not given any of the context of what happened in these situations. If there's video the video starts when the conflict is already full swing, you're not seeing anything that led up to the situation. You can read "Police showed up and fired tear gas and agitated the crowd and…
Less snidely, it seems like these cries for 'we need more context!' stretch further and further into absurdity. The example of police assaulting the old man give us all of the context we need, but people attempt to justify it by taking victim blaming behavior to the extreme.
The police have all the tools they need to dispel these stories. Conveniently, they seem to turn them off when the story doesn't go in their favor. And even with context, none of it justifies the police's behavior.