Democratic candidate Rick Weiland, a businessman, plays at a union hall in Sioux Falls, S.D. "We've tried to make this campaign fun," he told the crowd. "We're enjoying it. I hope you are." Don Gonyea/NPR hide caption

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Iowa's Westside Conservative Club holds breakfast meetings at a Machine Shed restaurant outside Des Moines. Longtime GOP Sen. Chuck Grassley spoke at a recent breakfast. Scott Olson/Getty Images hide caption

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Terri Lynn Land walks in the Labor Day Parade in Romeo, Mich., on Sept. 1. Land has made some public appearances like this one but overall is running a low-key race in the state. Paul Sancya/AP hide caption

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New Jersey Gov. Chris Christie greets supporters at a campaign event for Scott Brown (center left) in Salem, N.H. Elise Amendola/AP hide caption

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Former Secretary of State Hillary Clinton, former President Bill Clinton and U.S. Sen. Tom Harkin work the grill during Harkin's annual fundraising steak fry in Indianola, Iowa, on Sunday. Charlie Neibergall/AP hide caption

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Republican Gov. Sam Brownback (left) listens while his Democratic challenger Paul Davis answers a question during their first debate at the Kansas State Fair. Charlie Riedel/AP hide caption

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Republican Sen. Pat Roberts (left) and independent candidate Greg Orman shake hands after a debate at the Kansas State Fair on Saturday in Hutchinson, Kan. Charlie Riedel/AP hide caption

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President Gerald Ford and First Lady Betty Ford, with Jack and Susan Ford at their Alexandra, Va. home on August 12, 1974. The Ford family lived there for ten days until the executive mansion was ready. David Hume Kennerly/Getty Images hide caption

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