As he campaigns for president, Mitt Romney is ratcheting up his attacks on Barack Obama over high gas prices, putting the issue at the center of his economic message.
Around the Web
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.