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Sen. Saxby Chambliss says the brutal terror group poses a direct threat to America.
While reporting live from Ferguson, CNN's Don Lemon and nearby protesters are ordered out of their location by police.
Are the latest round of airstrikes against ISIS an expansion of the U.S. mission in Iraq? CNN's Barbara Starr reports.
CNN's Brian Todd profiles Darren Wilson, the police officer who fatally shot unarmed teen Michael Brown in Ferguson.
A woman claiming to be a friend of Darren Wilson called a radio station with her account of Michael Brown's death.
After forcing millions to flee their homes, U.S. intelligence is now trying to determine just how strong ISIS is.
Rep. Emanuel Cleaver says the local police were ill-equipped to handle protesters and disregarded the Constitution.
U.S. airstrikes targeted ISIS units and checkpoints around the Mount Sinjar area. CNN's Barbara Starr reports.
ISIS militants might be among the best equipped jihadist groups in the world. CNN's Pamela Brown reports.
The FDA has changed the full clinical hold placed on an Ebola drug to a partial hold. CNN's Sanjay Gupta reports.