Syria’s al Qaeda offshoot said on Monday it had killed leaders of an insurgent group it says is linked with Islamic State in a suicide bombing of its headquarters in the south of the country.Nusra Front and Islamic State are the two most powerful rebel groups fighting government forces in Syria and have been fighting each other since 2013 largely because of a power struggle between their leaders
Source: Nusra Front says kills Islamic State-linked Syrian rebel leaders | Reuters