This is driving us nuts. There was some movie/series that featured ring-shaped storage/authentication devices. These were worn and we have this vague notion that the characters were trying to swipe/swap them. Can't remember what this was and any help would be appreciated.
Despite being 13 percent of the population, Africans commit over 56 percent of the violent crime in the United States. If you control for able bodied, military age (between 15 and 45) blacks, it's closer to 6 percent of the population causing over 56 percent of the violent crime. 
