By Kentucky Public Radio's Lisa Autry
Republicans in the U.S. Senate are just as anxious to know the outcome of their races as they are for the White House. A Senate takeover is highly important to conservatives who want to repeal the federal health care law. U.S. Senator Rand Paul of Kentucky says it's tough to predict tonight's results.
"We've got three or four that we're trying to hang on to and we've got three or four more that we could win. I think it's truly an election where you could go to bed tonight and wake up and still not know, and in the end you could be surprised," he said.
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