Republican presidential candidate and former House Speaker Newt Gingrich, accompanied by his wife, Callista, speaks Jan. 31, 2012, during a Florida Republican presidential primary night rally in Orlando, Fla. (Associated Press)

Photo by: Matt Rourke

Republican presidential candidate and former House Speaker Newt Gingrich, accompanied by his wife, Callista, speaks Jan. 31, 2012, during a Florida Republican presidential primary night rally in Orlando, Fla. (Associated Press)