Democrats won a measly 34 percent of the group in 2014. They'll have to do better if they want to win in 2016.
North Carolina's Kay Hagan hopes a clever operation can outweigh an awful national climate.
Democratic Senator Mark Begich's smart campaign could be enough to fend off Dan Sullivan—even in a red state.
After The New York Times busted him for plagiarism in his Army War College thesis, the recently appointed senator won't run for a full term.
A victory might lock up control of the Senate for Democrats, but Republicans haven't lost a major race there in over a decade.
Americans for Prosperity had a rough 2012 at the national level, but the Koch-funded group is looking to build from the states up.
Joni Ernst's come-from-behind win for the GOP nomination means Bruce Braley's path will be steeper.
Even as its candidates remain dependent on wealthy donors, the GOP's base is built on blue-collar votes and sentiments.
Led by Harry Reid, the party has declared its midterm strategy will revolve around bashing the conservative bankrollers. But do voters really care?
High-profile conservative challengers to senators in Texas, Kentucky, and Kansas are wilting.
The GOP doesn't have enough smart people working on its campaigns, and those who do are playing out of position.
The Democrat replaces Max Baucus, who is resigning to serve as U.S. ambassador to China.
They was crucial to electing him—and if they remain sour on the ACA, Republicans could have a potent way to defuse Democrats' "war on women" rhetoric.
Some people of faith complain that laws mandating equal treatment for LGBT Americans are forcing them to betray their privately held beliefs.
Would she have been likely to beat incumbent Mark Warner? Maybe not. But at least she would have been running against a Democrat.
With Brian Schweitzer's decision not to run for U.S. Senate in Montana, the math looks more and more favorable for the GOP.
Gabriel Gomez's quest to become the "next Scott Brown" falls short, and Democrats hold the seat vacated by Secretary of State John Kerry.
Despite the pleas of Republican elites, the conservative rank and file remain strongly opposed to immigration reform.
In 2010, Republicans won a special election during a low point of Obama's presidency. Will history repeat itself?
The former S.C. governor, famous for going AWOL to visit his Argentine mistress, defeated Democrat Elizabeth Colbert Busch in a special election.