Republican National Committee officials unveiled the stage inside the Tampa Bay Times Forum this week ahead of the Republican National Convention, which may or may not begin Monday. Tim Boyles/Getty Images hide caption

Republican Presidential candidate Ron Paul celebrates the "leap day" birthday of his wife Carol, left, during a rally Tuesday in Springfield, Va. Alex Wong/Getty Images hide caption

Rick Santorum (center) Monday at St. Mary's Cultural & Banquet Center in Livonia, Mich. Joe Raedle/Getty Images hide caption

Newt Gingrich is refuting new attacks about his role at mortgage giant Freddie Mac. Gingrich's reflection is seen here as he walks out mirrored doors in Tampa, Fla. to deliver remarks and greet supporters on Jan. 23. PAUL J. RICHARDS/AFP/Getty Images hide caption

A voting regulations sign is displayed at the Shandon Fire Station in Columbia, S.C., on Saturday. Win McNamee/Getty Images hide caption

Todd Palin attends the Iowa State Fair August 12, 2011 in Des Moines, Iowa. Chip Somodevilla/Getty Images hide caption

Robie's Country Store in Hooksett, N.H., is a regular campaign stop for presidential hopefuls. John W. Poole/NPR hide caption