A law enforcement officer watches Sunday, Aug. 17, 2014, as tear gas is fired to disperse a crowd protesting the shooting of teenager Michael Brown last Saturday in Ferguson, Mo. Brown's shooting in the middle of a street following a suspected robbery of a box of cigars from a nearby market has sparked a week of protests, riots and looting in the St. Louis suburb. (AP Photo/Charlie Riedel)

Police deploy tear gas to impose Ferguson curfew

The first night of a state-imposed curfew in Ferguson, Missouri, ended with tear gas and arrests of some protesters, but it wasn’t the curfe…