DES MOINES -- Ron Paul's college-aged volunteer army -- a core of the powerful ground organization that is the envy of rivals -- is descending on Iowa from around the nation to coax people to the state's Republican caucuses as he seeks to pull off what only months ago seemed like an unthinkable victory here on Tuesday
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33 out of 100 seats are up for election. 51 are needed for a majority.
|Seats gained or lost||+2||-2|
* Includes two independent senators expected to caucus with the Democrats: Angus King (Maine) and Sen. Bernie Sanders (Vt.).
All 435 seats are up for election. 218 are needed for a majority.