Then, in the 80s, came cocaine. First as powder, embraced by the upper middle class, and then as crack, quick, easy and cheap and highly addictive. It hit East Coast inner-cities "like a typhoon," Bratton said. "Your city of Baltimore, the reason so many neighborhoods look the way they do, is a direct result of the 80s and you haven't yet recovereed. It was like an atom bomb."