Did former US officials support extremists in Syria as an 'asset'?
It is unclear why the US saw these groups as assets, considering that not long ago, they were cheering 9/11 and supporting genocidal terrorism.
Islamist rebels from Hayat Tahrir al-Sham are seen outside the villages of al-Foua and Kefraya(photo credit: KHALIL ASHAWI / REUTERS)Updated: