04/01/2014
https://congress.gov...
"Turkey appears to me to be complicit to some extent of allowing foreign fighters to flow from Turkey into Syria."
"The sheer number of foreign fighters joining ISIL is cause for alarm, and any attempt to downplay the threat is only misguided and dangerous."
"More foreign fighters have flocked to Syria and Iraq to fight for radical Islamic groups like ISIS in the last 2 years than fought in Iraq and Afghanistan in the last 12 years."
"All of these Western passport holders can travel freely in Europe and even to the United States once they have finished their tour of duty in Syria."