Summary
Syrian rebels and Al-Qaeda launched a counter-offensive Saturday to expel the Islamist State of Iraq and the Greater Syria (ISIS) from Albu Kamal town on the Iraq border, a monitor said.
The operation came just days after some fighters from Al-Qaeda's Syria franchise, Nusra Front, pledged loyalty to ISIS in Albu Kamal, after it led an offensive in Iraq and seized chunks of territory
Nusra and other rebel groups in Syria have been locked in fierce fighting with ISIS since January that has killed thousands of fighters.
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