Democrats are already expected to lose seats--both sides agree. The question is how many. If history is a guide, it could be very close as to whether Republicans wrest control of the Senate.
By Domenico Montanaro
A pair of polls out Tuesday show that many Americans have deep concerns about President Obama's overall job performance and his handling of the economy. Judy Woodruff discusses the polls and the 2012 campaign, including Mitt Romney's new jobs plan,…
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