Here is an updated link with lots of new info:
http://afp.google.com/article/ALeqM5iJugIQvDKwkxupz9eULk1ml6OZ4Q
(snip)
“The article also quoted Syrian opposition sources as noting that vehicles destined for car bomb attacks in Iraq are prepared at the same facility under the supervision of Syrian intelligence and the Iranian Revolutionary Guards.
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(end snip)