The mistreatment of journalists at the recent protests are part of a “history of ugly treatment by police,” Rose said, which included the 1970 killing of one of the city’s leading Latino media voices, Ruben Salazar, who had been covering a Chicano rights protest when he was struck by a tear-gas canister fired by a sheriff’s deputy.

Law enforcement has been pushing back Los Angeles protestors with 'less lethal' weapons. Now the National Guard is deployed and Marines are activated.

Law enforcement officials in Los Angeles began deploying "less lethal" munitions on Sunday as they clashed with crowds protesting federal immigration raids.