Republican presidential candidate Rep. Ron Paul, R-Texas, second greets voters at a 

Republican presidential candidate Rep. Ron Paul, R-Texas, second greets voters at a caucus site at Shawnee Mission Northwest High School Saturday, March 10, 2012, in Shawnee, Kan. (AP Photo/Charlie Riedel)
Associated Press
Republican presidential candidate Rep. Ron Paul, R-Texas, second greets voters at a caucus site at Shawnee Mission Northwest High School Saturday, March 10, 2012, in Shawnee, Kan. (AP Photo/Charlie Riedel)
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