- Biden's favorability dips
- Romney backs up 6% unemployment claim
- Romney promises to bring unemployment down to 6%
- Arizona secretary of state closes Obama birth certificate matter
- Obama defends global leadership
- Despite frustrated GOP, 'birthers' still persist
- Obama campaign expands Bain attack
- CNN Poll of Polls: Obama, Romney tied
- Romney wins in Arkansas, Kentucky
- Mass. gov.: Romney's job creation record 'fair game'
- McConnell: Obama administration 'most anti-business' since Carter
- Romney: Obama has decided to attack success
- Joe Biden surprises Dairy Queen workers
- Widow of fallen soldier accepts Medal of Honor
- Biden fires at GOP: 'They don't get us'
- Examining Ron Paul's new strategy
- Romney holds steady with Obama in polls
- Romney reaffirms same-sex marriage stance
- Census snapshot: racial demographics map
- Census snapshot: households and families
- Census snapshot: state fast facts
- America's shortest commute times
- Most expensive states to own a home
- America's oldest, most youthful states
- Jobless rates in America: 2000 to 2010
- The richest and poorest states in America
- Highest home ownership rates in America
- Scenes from Super Tuesday
- Santorum's sweep bolsters presidential run
- Nevada caucuses in pictures
- Florida primary voters choose Romney
- Gingrich finishes No. 1 in S.C. GOP Primary
- Obama's Republican challengers
- Surprising politicians who made a splash
- Romney takes New Hampshire, Paul 2nd
- Does Iowa matter? Caucus winners 1980-2008
