And Israel could be helping out Al Nusra:
http://www.israelnationalnews.com/News/News.aspx/185186#.VWCBIlJcr7A
http://buchanan.org/blog/our-next-mideast-war-syria-15984
And Debka is hardly a reliable source. Difficult what to make of these stories.
“Assad loses battles as US, Israel, Turkey, Jordan, Qatar and UAE arm Al Qaedas Syrian branches”
It’s hard to tell whether Debka is consistent in their stories even.