Gingrich and his wife arrive on the red carpet for the annual White House Correspondents' Association Dinner at the Washington Hilton in Washington

 
Gingrich and his wife arrive on the red carpet for  the annual White House Correspondents
U.S. Republican presidential candidate Newt Gingrich (L) and his wife Callista arrive on the red carpet for the annual White House Correspondents' Association Dinner at the Washington Hilton in Washington, April 28, 2012. REUTERS/Jonathan Ernst (UNITED STATES - Tags: POLITICS ENTERTAINMENT MEDIA)