Survey: One in Five Americans Believes Obama Is a Muslim

 
Nearly 20 percent of Americans believe that President Obama is a Muslim, according to a new Pew Research Center survey that was conducted before the president made his comments concerning the construction o f a controversial Islamic cultural center near Ground Zero. That number has increased since Obama's inauguration in January. Only 34 percent of survey respondents identified the president—correctly—as a Christian.
http://www.washingtonpost.com/wp-dyn/content/article/2010/08/18/AR2010081806913.html
 
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Corollary survey:
One in Five Americans is an Idiot