Mitt Romney’s opposition to gay marriage, which helped endear him to conservative activists during the dog days of the presidential primary, puts him at odds with three of his most prominent donors, all of whom helped fund a successful effort to legalize same-sex nuptials in New York last year.
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.