Texas Gov. Rick Perry, now at single-digit lows in polls after his high-flying start on the presidential campaign trail, has performed so badly on the national stage that there's talk back home -- especially from Democrats -- that he's embarrassing Texas.
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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.