“twenty thousand sleepers”
What is your source? Wouldn’t surprise me in the least. If a large enough percentage was willing to die in their missions, can you imagine the turmoil and destruction they could create en mass, by simultaneously going Hasan or pressure cooker all around the nation on a day like today?
We The People must not let our guard down!
If they’ve already started this, they’d have a lot of them here by now:
http://www.washingtontimes.com/news/2004/feb/9/20040209-115406-6221r/?page=all
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http://www.familysecuritymatters.org/publications/id.8528/pub_detail.asp
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http://www.frontpagemag.com/2013/dgreenfield/islam-sleeper-cell/