Click here to access article by Mitchell Prothero from McClatchy News.
McClatchy News as a minor mainstream US media service which occasionally departs from the larger mainstream media corporations by offering pieces like this. The author simply reports on the interviews he held with people who had direct contact with ISIS terrorists and with actual ISIS terrorists.
It is more damning evidence that US imperial agents played a major role in creating ISIS terrorists. Here the focus is on one contingent coming from Georgia and nearby Chechnya who served CIA backed destabilization campaigns which succeeded in Georgia using a "color revolution" strategy but failed in Chechnya where they used mostly terrorism.