Obama renews call for 'Buffett rule' tax on millionaires

The White House and President Obama's re-election team launched a simultaneous offensive Monday to pressure Republican senators to approve the so-called "Buffett rule," a tax increase on income over $1 million.

Romney faces lengthy to-do list as likely GOP pick

Mitt Romney faces a daunting to-do list as he transitions into the role of likely Republican presidential nominee.

Eagerness seen as a vice in presidential veepstakes

While Mitt Romney finally looks to have the Republican nomination within his grasp, the jockeying among the wannabes for the No. 2 spot on the GOP ticket is only now ramping up.

March jobs report fuels party battles

Democratic National Committee Chairwoman Debbie Wasserman Schultz said Sunday that Republicans would rather defeat President Obama than see the American economy improve.

Gingrich not quite conceding race

While Newt Gingrich is not officially dropping his presidential bid, the former House speaker indicated Sunday he would be willing to step aside for the Mitt Romney campaign if doing so helped ensure a Republican victory over President Obama.

ZOGBY: President Obama's weekly report card (April 2-8)

Pollster John Zogby grades the president's week and how the week's events affect his re-election chances.

GOP superdelegates: It's over, Romney is nominee

It's over, and Mitt Romney is going to be the GOP nominee for president. That's the growing consensus among Republican National Committee members who will automatically attend the party's national convention this summer and can support any candidate they choose.

Jobs report leaves Obama, Romney campaigns wary

The nation's steady-but-modest job growth presents political challenges for both of November's all-but-certain presidential rivals.

For Santorum, Pennsylvania is a double-edged sword

Rick Santorum is in a difficult place politically in his home state of Pennsylvania, where he hopes to revive his flagging presidential bid. A win for the state's former two-term senator in the April 24 primary wouldn't shock the world, while a loss to rival Mitt Romney could stick a fork in his White House hopes.