There's heavy infighting going in now in the rebels now. The FSA and some other groups like the Islamic Front have turned on the Al-Qaeda-aligned ISIS (Islamic State in Iraq and Syria).
http://uk.reuters.com/article/2014/0...A040DO20140105
Meanwhile Al-Qaeda have seize control of Fallujah in Iraq.
http://www.aljazeera.com/news/middle...832201807.html
Ahh this conflict just got messier and messier, as if it wasn't messy enough already.