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LITTLE ROCK, AR - NOVEMBER 18: Former U.S. President Bill Clinton kisses his wife, U.S. Senator Hillary Rodham Clinton (D-NY), after she introduced him at the dedication of the William J. Clinton Presidential Center November 18, 2004 in Little Rock, Arkansas. An estimated 30,000 spectators gathered in the rain on the grounds of the library to view the dedication of the $165 million facility. (Photo by Scott Olson/Getty Images)

LITTLE ROCK, AR - NOVEMBER 18:  Former U.S. President Bill Clinton kisses his wife, U.S. Senator Hillary Rodham Clinton (D-NY), after she introduced him at the dedication of the William J. Clinton Presidential Center November 18, 2004 in Little Rock, Arkansas.  An estimated 30,000 spectators gathered in the rain on the grounds of the library to view the dedication of the $165 million facility.  (Photo by Scott Olson/Getty Images)