Dedication of the President George W. Bush Library

POOLFormer President Jimmy Carter walks back to his seat after his speech during the dedication of the George W. Bush Presidential Center Thursday, April 25, 2013, in Dallas. Seated, from left are, former President Bill Clinton his wife, former first lady and former Secretary of State Hillary Rodham Clinton and Carter's wife, former first lady Rosalynn Carter. (AP Photo/Tony Gutierrez, Pool)