Police line up in front of the Ferguson Police Department on Tuesday night, preparing for protests over a grand jury's decision not to indict police officer Darren Wilson in the fatal shooting of Michael Brown.

Police officers take a protester into custody on Tuesday night in Ferguson, Mo.

Protesters vandalize a police car near Ferguson City Hall on Tuesday. Missouri's governor ordered hundreds more state militia into Ferguson on Tuesday, after a night of protests and rioting.

Police take a man into custody during protests Tuesday night in Ferguson, Mo.

Police watch the street as protesters gather on Tuesday night in Ferguson, Mo. Missouri's governor ordered hundreds more state militia into Ferguson on Tuesday, after a night of protests and rioting.

Protesters converge in front of the Ferguson Police Department on Tuesday night.

Police officers approach protesters after someone in the crowd threw a smoke device Tuesday in Ferguson, Mo.

Protesters stand in the street near the Ferguson Police Department on Tuesday night. Missouri's governor ordered hundreds more state militia into Ferguson on Tuesday, after a night of protests and rioting over a grand jury decision not to indict police officer Darren Wilson in the killing of Michael Brown.