Republican presidential candidate, Rep. Ron Paul, R-Texas speaks at the University of 

Republican presidential candidate, Rep. Ron Paul, R-Texas speaks at the University of Missouri, Thursday, March 15, 2012, in Columbia, Mo. (AP Photo/Charlie Riedel)
Associated Press
Republican presidential candidate, Rep. Ron Paul, R-Texas speaks at the University of Missouri, Thursday, March 15, 2012, in Columbia, Mo. (AP Photo/Charlie Riedel)
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