An expansion on the terrorist training ground the CIA created in Syria which tens of thousands of Uyghurs attended (not commonly known in the US).
> "CIA trained and funded rebel groups, some ended up fighting alongside Al-Nusra (Al-Qaida in Syria). US weapons also ended up with Al-Nusra."
> "Turkey, a NATO member, trained their own rebel groups and also made sure to allow every jihadi to pass into Syria."