For political junkies fraught with anticipation, it's Christmas Eve. Tomorrow, most will be glued to to the question of whether Republicans take back the Senate. But, there are some unresolved subplots in the House as well, despite the fact that Republicans appear certain to expand their majority - our current estimate is between six and 12 seats. Here is a "viewer's guide" of seven potential House takeaways to keep in mind on Election Night:

1. Bellwether and Surprises - Looking for a bellwether early on Election Night? Watch New Hampshire, where polls close at 7pm and both of the state's House races are competitive. If both Reps. Carol Shea-Porter (NH-01) and Annie Kuster (NH-02) hang on, Democrats could be on track to have a better night than expected and hold their losses to five or less. If Kuster wins but Shea-Porter loses, Election Night might be going about as expected, with Republicans on track to pick up seats in the high single digits. But, if both Shea-Porter and Kuster go down, it's "Katy, bar the door" - Republicans could be

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