Fred Thompson won't sink his campaign tomorrow night should he have a poor performance at the Republican debate in Michigan. But it would be foolish to think that the spot light won't be on him more than the other candidates, who are debate veterans by now. Moreover, a lot of Thompson's appeal centers on his skill in front of a camera and if he can't deliver that, he will lose much of what GOP voters see in him. However, judging by Thompson's previous debates, more than a decade old, he has shown a quick wit and sharp tongue. Pressure? You bet. (Susan Saulny, New York Times)

Also watch to see if Thompson offers some substantial policy proposals on issues like Social Security and Medicare, where he is trying to gain an edge over his rivals. (Amy Schatz, Wall Street Journal)

In Iowa today, Hillary Clinton will unveil her economic plan. (Traci Watson, USA Today)

Battlefield Iowa: Does Barack Obama need a miracle to stop Hillary in Iowa? (Michael Saul, New York Daily News) No, but why then is Obama talking so much about faith these days. (Jim Davenport, Associated Press)

In New Hampshire today, Obama will unveil an energy proposal that is being summed up as "polluters must pay." (Judy Pasternak, Los Angeles Times)

"Have you shifted your views for political expediency, or has there been a profound philosophical change within you?" Tim Russert didn't mince any words with John Edwards yesterday. (Christina Bellantoni, Washington Times) Edwards also went after the frontrunner pretty hard. (Rob Christensen, News & Observer)

What was Barry Goldwater's 1964 campaign slogan? "In your heart, you know he's right." It seems Republicans can still learn from Goldwater's message. (Jennifer Harper, Washington Times)

What do Rudy Giuliani and Geraldine Ferraro have in common? Rudy is the closest any Italian-American has come to the White House since Ferraro's VP run in 1984. (David Saltonstall, New York Daily News)

Seniors, women and blue-collar voters: Those are the voters Clinton has targeted in her mostly flawless presidential run and one of the big reasons she's sitting on her Mt. Everest-sized lead in the polls. (Janet Hook and Mark Barabak, Los Angeles Times)

In the eternal question, Football or Joe Biden?, looks like most folks at Plymouth State University picked football. (Gail Ober, Laconia Citizen)

Get these and today's other election stories at RCP's Politics and Election page.