Ferguson on edge awaiting grand jury decision

Some Ferguson, Mo., schools were closed, a police command center was in place and a St. Louis County grand jury was widely expected to continue its work Monday in determining the fate of the white police officer who fatally shot an unarmed black teen in August.

Police officials and protest organizers have collaborated on rules of engagement. Gov. Jay Nixon has declared a state of emergency and activated the state's National Guard.

Now all that is left is for the group of county residents to decide if Officer Darren Wilson,...