With less than a week to go before the vote counting begins, the battle for the majority of the Senate continues. At this point, there are 10 races in the Toss Up column, seven Democratic-held seats and three seats held by Republicans. All but one – Kentucky – are well within the margin of error.

Republicans’ path to six seats and the majority hasn’t changed much in the last few months, even if two of their own seats have become problematic. The equation that could help Democrats hold their majority also hasn’t changed much, although the Republican open seat Georgia certainly presents them with an opportunity that didn’t exist a month ago.

The Math

Republicans quest for six seats and the majority begins with the Democratic-held open seats in Montana, South Dakota and West Virginia. Although South Dakota got interesting for a couple of weeks, it has settled back to where it was over the summer. Former Republican Go. Mike Rounds is ahead, but under 50 percent in this three-way race. These three seats get Republicans half way to

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