Former House Speaker Newt Gingrich and his wife Callista addresses the Republican National Convention in Tampa, Fla., on Thursday, Aug. 30, 2012. (AP Photo/J. Scott Applewhite)

 

              Former House Speaker Newt Gingrich and his wife Callista addresses the Republican National Convention in Tampa, Fla., on Thursday, Aug. 30, 2012. (AP Photo/J. Scott Applewhite)
Former House Speaker Newt Gingrich and his wife Callista addresses the Republican National Convention in Tampa, Fla., on Thursday, Aug. 30, 2012. (AP Photo/J. Scott Applewhite)