File photo of Republican presidential candidate and former Speaker of the House Newt Gingrich reacting during a campaign event at the Hilton Hotel in Arlington, Virginia

 
File photo of Republican presidential candidate and former Speaker of the House Newt Gingrich reacting during a campaign event at the Hilton Hotel in Arlington, Virginia
Republican presidential candidate and former Speaker of the House Newt Gingrich reacts during a campaign event at the Hilton Hotel in Arlington, Virginia in this May 2, 2012, file photo. A bankruptcy proceeding under way in Atlanta will determine whether the one company still owned by Callista Gingrich, Gingrich Productions, will lose an expected payout that now constitutes the bulk of the Gingriches' net worth, May 22, 2012. REUTERS/Benjamin Myers/Files (UNITED STATES - Tags: POLITICS ELECTIONS BUSINESS)