Barbara Starr reports on new terror threats from countries President Obama says are success stories against al Qaeda.
State Department spokeswoman Jen Psaki speaks to Wolf Blitzer about reports that ISIS and al Qaeda are merging together.
The U.S. struck an al Qaeda offshoot called Khorasan in Syria, but some fear the group will still attack U.S. interests.
An al Qaeda cell operating in Syria is posing a new threat to the U.S. CNN's Pamela Brown has the details.
CNN's Jim Sciutto reports on claims that al Qaeda is building new bombs that cannot be detected by traditional means.
CNN's Barbara Starr reports on three separate strategies that al Qaeda is using to target Europe and the United States.
Propaganda war in Yemen intensifies with shocking video of terrorist brutality released by al Qaeda affiliate, AQAP.
In an interview with CNN, the President of the Syrian Opposition Coalition has some stern words for the United States and the Western world, slamming them for not coming to the aid of Syrian rebels fighting against the brutal regime of President Bashar al-Assad. But perhaps more importantly, he has a troubling warning: Syria is being overrun by Islamic jihadists, and they may threaten the West down the line. CNN's Jim Sciutto reports.
CNN's Barbara Starr looks at rising extremist groups, especially al Qaeda affiliates and Nigeria-based Boko Haram, that are taking over regions of Africa.