Was not the “Southern Front” supposed to be dominated by “moderate, pro-western” rebels?

<<“The spokesman…said in a phone interview from Daraa that Al-Nusra’s higher salaries and high-quality weapons have spurred many local FSA soldiers to break ranks and join the Islamist group. He estimated that 80 percent of Al-Nusra’s fighting force in Daraa is currently comprised of Syrians, and the other 20 percent of foreign fighters.

“Daraa is partially controlled by Al-Nusra Front and affiliated groups, but it could fall entirely to their hands,” he said.>>
http://www.timesofisrael.com/jihadists-capturing-southern-syria-local-fighter-warns/