Who's Where on the Campaign Trail

It's an unusually quiet few days on the campaign trail this weekend.

Barack Obama today visits a veterans home and holds a meet and greet in Marshalltown, Iowa, and then heads to Chicago for the weekend.

Bill Richardson will be in North Korea on Sunday to help negotiate the return of the remains of missing U.S. servicemen.

Sam Brownback attended a prayer breakfast today in Cedar Rapids, Iowa.

From the U.S. News Political Bulletin: Mitt Romney and John McCain are now tied in a Zogby poll of likely New Hampshire Republican primary voters, each with 25 percent. Meanwhile, Fred Thompson prepares his campaign, with a possible formal announcement early next month.