Security forces detain a demonstrator during a protest against the shooting of unarmed black teen Michael Brown in Ferguson, Missouri August 20, 2014. Police in riot gear ordered dozens of lingering demonstrators in Ferguson, Missouri, to disperse late on Tuesday and charged into the crowd to make arrests as relative calm dissolved amid protests over the police shooting death of Brown in the St. Louis suburb. REUTERS/Adrees Latif (UNITED STATES - Tags: CRIME LAW CIVIL UNREST)