IN EARLY JUNE, a small group of Barack Obama's top fund-raisers gathered for an urgent meeting in a bar on Chicago's Michigan Avenue. They had been summoned to town for a briefing from campaign manager Jim Messina to the several dozen moneyed men and women who make up Obama's finance committee.
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.