Dubbed by some as the 'least loyal' of all Senate Democrats and trailing in the polls, Wisconsin's Russ Feingold is in a tricky spot as he tries to appeal to the Democratic base.
Campaign TV ads are ramping up ahead of Nov. 2, but the race that has run more than any other in the nation has been largely overlooked by the national media, though it is crucial to the GOP.
Sen. Russ Feingold (D) of Wisconsin has been easily elected to the Senate three times before. But the political climate this year has made this race much closer.
Many voters don't tune into the campaigns until debate season, which this week includes clashes in four 2010 Senate races: Connecticut, Florida, Wisconsin, and Illinois.
Oshkosh millionaire Ron Johnson has a checkered history with Wisconsin tea party groups. Will they forgive and forget?