[ImJustAnotherOkie]

Take his comments with a grain of salt, after all he is Assad’s man. Just make a number up, that will do.

[Chgogal]

The 20% number falls in line with polls.

http://www.breitbart.com/national-security/2014/09/04/myth-tiny-radical-minority/

https://muslimstatistics.wordpress.com/2015/03/15/pew-poll-analysis-a-billion-muslims-want-sharia-law/

American Muslims
http://www.islamist-watch.org/blog/2011/09/pew-poll-quantifies-the-radical-minority-of-us

General Stats Around the World
https://en.wikipedia.org/wiki/Muslim_attitudes_towards_terrorism

[Chgogal]

Look what is happening in a “moderate” Muslim country:
http://www.freerepublic.com/focus/news/3362467/posts

[kevao]

Take his comments with a grain of salt, after all he is Assad's man.

So is he exaggerating or downplaying the number of infiltrators?

Yes, Syria is an enemy of the USA. But their ambassador is at least warning us of infiltrators (be it many or few), while our president telling us there are none. So who is the more dangerous enemy?