(Photo by Alex Wong/Getty Images) None:
Thu, Apr 25, 2013 12:04 PM EDT

(L-R) First lady Michelle Obama, former first lady Laura Bush, former first lady Hillary Clinton, former first lady Barbara Bush and former first lady Rosalynn Carter attend the opening ceremony of the George W. Bush Presidential Center April 25, 2013 in Dallas, Texas. The library is the 13th presidential library in the National Archives and Records Administration system.