Al Qaeda leader to ISIS: You're wrong, but we can work together

After a prolonged spell of silence, al Qaeda leader Ayman al-Zawahiri has come alive with a series of audio messages. And they're raising a few eyebrows because -- in two separate messages -- al-Zawahiri has extended an olive branch to ISIS, even while describing ISIS leader Abu Bakr al-Baghdadi's "caliphate" as illegitimate. --For nearly two years, al Qaeda and ISIS have fought an unusually public battle for supremacy in the global jihadist movement. Al Qaeda disowned ISIS early in 2014 because al-Baghdadi ignored its directive to stay out of Syria. And its affiliate in Syria, Jabhat al Nusra, is viscerally hostile to ISIS.

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(Hat tip: KimR)