Bush, Clinton, Bush ... Clinton?

WASHINGTON - Forty percent of Americans have never lived when there wasn't a Bush or a Clinton in the White House. Anyone got a problem with that?

With Hillary Rodham Clinton hoping to tack another four or eight "Clinton" years on to the Bush-Clinton-Bush presidential pattern that already has held sway for two decades, talk of Bush-Clinton fatigue is increasingly cropping up in the national political debate.

The dominance of the two families in U.S. presidential politics is unprecedented. (The closest comparisons are the father-son presidencies of John Adams and John Quincy Adams, whose single terms were separated by eight years, and the presidencies of fifth cousins …