Rep. Ron Paul waits to speak at a news conference in April in Des Moines, Iowa. Charlie Neibergall/AP hide caption

itoggle caption Charlie Neibergall/AP

Rep. Ron Paul, R-Texas, speaks to a gathering of Tea Party supporters at the Hyatt Regency in Greenville, S.C., on May 5, 2011. Richard Shiro/AP hide caption

itoggle caption Richard Shiro/AP