File photo of first lady Hillary Rodham Clinton toasting to Speaker of the House Gingrich at the U.S. Capitol in Washington

 
File photo of first lady Hillary Rodham Clinton toasting to Speaker of the House Gingrich at the U.S. Capitol in Washington
First lady Hillary Rodham Clinton (C) toasts to Speaker of the House Newt Gingrich (R) at the U.S. Capitol following President Bill Clinton's inauguration in Washington in this January 20, 1997 file photo. Gingrich, the Republican who led the U.S House of Representatives as it prepared to impeach Bill Clinton in a sex-and-perjury scandal, acknowledged in an interview released on March 9, 2007 that he was having an affair at the time. REUTERS/POOL/File (UNITED STATES)