A raucous crowd disrupted speakers, threatened violence and accused police of murder Tuesday night as the fallout from the police shooting in Ferguson, Mo., reignited. And anyone who disagreed with the mob needed a police escort to get out. That was the scene of “democracy” as protesters apparently conceive it during a meeting of the St. Louis County Council in Clayton, Mo., as a meeting called to conduct local government descended into two hours of near chaos and mob rule, according to an account by the St. Louis Post Dispatch. The mob was on hand, of course, to “protest” the...