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Unpaid off-duty police officers are protecting Darren Wilson from death threats. CNN's Brian Todd reports.
Sources say one of Abu Bakr al-Baghdadi's wives was arrested near the Syria-Lebanon border. Jim Sciutto reports.
According to police, three people were killed and 23 injured when two school buses collided in Knoxville, Tenn.
Ferguson police are investigating whether comments made by Michael Brown's stepfather incited people to riot.
Missouri Rep. Emanuel Cleaver says some people are misinterpreting the Black Caucus "hands up" support as something else.