Reading the Tea Leaves in Iowa

All eyes are cast on the State of Iowa and the January 3 caucuses, which could be decisive in nominating either or both parties' presidential candidates. All of a sudden things there are moving very fast. In the latest polls, Senator Barack Obama has been edging out Hillary Clinton and tarnishing her aura of inevitability. On the GOP side, Mike Huckabee, who only a few months ago might have been referred to as "Mike Who?" is closing in on front-runner Mitt Romney. With only five weeks to go before the voting begins in the Hawkeye State, we get an update on the 2008 presidential race.