The leader of an an al Nusra Front -linked group tells ISIS rebels to stop infighting . two people are killed in four days of fighting between More than 270 rebel groups . If infighting goes on , `` The whole battlefield ... will pay the price , '' says al Nusra Front leader . According to activists and seasoned observers , the backlash against ISIS by more than one rebel faction across multiple provinces overwhelmed the group that claims tens of thousands of fighters among its ranks and just weeks ago appeared the most predominant military force in northern Syria with powerful influence over the majority of population centers . ` ` The ( Syrian ) regime will rebound after it was near disappearing , '' he warns .
The leader of an an al Nusra Front -linked group tells ISIS rebels to stop infighting . two people are killed in four days of fighting between More than 270 rebel groups . If infighting goes on , `` The whole battlefield ... will pay the price , '' says al Nusra Front leader . ` ` The ( Syrian ) regime will rebound after it was near disappearing , '' he warns .