How could they not know?
But when any group of people riot and murder over cartoons, film previews, swirls in ice cream, KFC outlets, teachers teddy bears, etc, then there is not a great deal positive we can say about them. Even the intellectually challenged leftists agree that we should never say anything negative about Muslims or islam or they'll behave in irrational and unpredictable ways.
When that view is generally accepted by people everywhere, no matter what their political leanings, then we must know that Islam has become a rather serious problem.
OBAMA FLASHBACK: The Day I'm Inaugurated Muslim Hostility Will Ease
I love the NSA. It's like having a secret fan-base you will never see, but they're there, watching everything you write and it makes me feel all warm and fuzzy inside knowing that I may be some person's only form of unconstitutional entertainment one night.