Police surround and then attack peaceful protesters in Toronto. In just about every video like this I’ve seen, they very quickly target people filming the event.
Catherine Porter of the Toronto Star explains.
Frye on police power:
But in an atmosphere of real fear and real suspicion the police must become both more efficient and more tolerant if they are to be of any use in defending democracy. Otherwise, they will be not only unjust to individuals, but dangerous to their own community. (Canadian Forum 29, no. 346 [November 1949]: 170)