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

itoggle caption PAUL J. RICHARDS/AFP/Getty Images

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

itoggle caption Chip Somodevilla/Getty Images