 A North Carolina police chief retired after calling BLM a terrorist group.A police officer in Oregon was removed from street duty following a social media post in which he said he would have to "babysit these fools", in reference to a planned BLM event.Sam Dotson, chief of the St. Louis Police Department, coined the term "Ferguson effect" to describe what he believed was a change in enforcement behavior following the shooting of Michael Brown and subsequent unrest.