Signs of strain in militant ranks as ISIL alienates allies

Funny. Just a couple days old, but I hesitate to link it, given the way wars shift quickly. At least it's something to watch. Trend? Or temporary chaos amongst erstwhile allies? I think this says quite a bit:

The fighting in Hawija, in Kirkuk province, on Friday was sparked by the refusal of Naqshbandi fighters to give up their weapons and pledge allegiance to ISIL, a security official said.