The jihadist equivalent of an old rock band launching a comeback tour.
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The U.S.-led coalition airstrikes in Syria put a spotlight on the shady terrorist group known as Khorasan, a small but potent Al Qaeda offshoot whose sole objective is pulling off another 9/11 terror attack.

The 50 or so fighters hardened from battle in Afghanistan and Pakistan were dispatched to Syria by Al Qaeda leader Ayman Al-Zawahiri not to topple Syrian President Bashar Al-Assad or help the Islamic State establish a caliphate, but to recruit foreign fighters and send them home to kill. With thousands of fighters from Europe and the U.S. drawn to Syria’s bloody civil war, Khorasan’s recruiters have a surplus of passport-ready jihadists to choose from.