Title: Barack Obama 2012 presidential campaign
Content:  The 2012 presidential campaign of Barack Obama, the 44th President of the United States, announced his candidacy for re-election as president on April 4, 2011. On September 5, 2012, he again became the nominee of the Democratic Party for the 2012 presidential election. Along with his running mate, Vice President Joe Biden, Barack Obama was opposed in the general election by former Massachusetts Governor Mitt Romney, along with various minor candidates from other parties. The election took place on Tuesday, November 6, 2012. Obama's campaign headquarters was in Chicago and key members of his successful campaign in 2008, such as Jim Messina and David Axelrod, returned to staff it. 
Title: 2012 United States presidential election
Content:  The 2012 United States presidential election was the 57th quadrennial presidential election, held on Tuesday, November 6, 2012. Incumbent Democratic President Barack Obama and his running mate, incumbent Vice President Joe Biden, were re-elected to a second term. They defeated the Republican ticket of businessman and former Governor Mitt Romney of Massachusetts and Representative Paul Ryan of Wisconsin. As the incumbent president, Obama secured the Democratic nomination without serious opposition. The Republicans experienced a competitive primary. Romney was consistently competitive in the polls and won the support of many party leaders, but he faced challenges from a number of more conservative contenders. Romney secured his party's nomination in May, defeating former Senator Rick Santorum, former Speaker of 
Title: 2012 in the United States
Content: President: Barack Obama (D-Illinois) ; Vice President: Joe Biden (D-Delaware) ; Chief Justice: John Roberts (New York) ; Speaker of the House of Representatives: John Boehner (R–Ohio) ; Senate Majority Leader: Harry Reid (D–Nevada) ; Congress: 112th  {| class="wikitable collapsible collapsed" ! Governors and lieutenant governors
Title: Barack Obama 2012 presidential campaign
Content:  On November 6, 2012, Obama was re-elected for his second term as President of the United States. He won 65,915,795 popular votes and 332 electoral votes, with two states less than in his 2008 victory. In his victory speech in Chicago, he promised to "sit down with" Mitt Romney to discuss a bipartisan future for the United States.
Title: 2012 United States presidential election in Arizona
Content:  Incumbent president Barack Obama won all the delegates and was renominated during the Democratic National Convention on September 5, 2012.
Title: 2012 Democratic Party presidential candidates
Content:  During the 2012 presidential primaries, 51 individuals sought the nomination of the Democratic Party. Incumbent President Barack Obama won the nomination unanimously at the 2012 Democratic National Convention and was re-elected as President in the general election by defeating Republican nominee Mitt Romney. As expected for the incumbent president, Obama won every primary election, but faced more difficulty than projected. Fifteen additional candidates appeared on primary ballots, and of these, four appeared on more than one ballot. Four qualified for convention delegates including: attorney John Wolfe, Jr., prison inmate Keith Russell Judd, perennial candidate Jim Rogers, and pro-life activist Randall Terry. Each of these had their delegates stripped prior to the convention due to technicalities. Thirty-four additional candidates filed with the Federal Election Commission (FEC) to run for president, but either withdrew from the race before the primaries or did not appear on any primary ballots.
Title: 2012 United States presidential election in Virginia
Content: Barack Hussein Obama / Joseph Robinette Biden. Jr., Democratic ; Willard Mitt Romney / Paul Davis Ryan, Republican ; Gary Earl Johnson and James Polin Gray, Libertarian ; Virgil Hamlin Goode, Jr. and James N. Clymer, Constitution ; Jill Ellen Stein and Cheri Lynn Honkala, Green 
Title: 2012 United States presidential election in Alabama
Content: Barack Hussein Obama / Joseph Robinette Biden, Jr., Democratic ; Willard Mitt Romney / Paul Davis Ryan, Republican ; Gary Earl Johnson / James Polin Gray, Libertarian ; Jill Ellen Stein / Cheri Lynn Honkala, Green ; Virgil Hamlin Goode, Jr. / James N. Clymer, Constitution Ross Carl "Rocky" Anderson / Luis Javier Rodriguez, Justice ; Andre Nigel Barnett / Ken Cross, Reform Write-in candidate access:
Title: 2012 United States presidential election in Texas
Content: Barack Hussein Obama / Joseph Robinette Biden, Jr., Democratic ; Willard Mitt Romney / Paul Davis Ryan, Republican ; Gary Earl Johnson / James Polin Gray, Libertarian ; Jill Ellen Stein / Cheri Lynn Honkala, Green Virgil Hamlin Goode, Jr. / Jim N. Clymer, Constitution ; Ross Carl Anderson / Luis Javier Rodriguez, Justice ; Andre Nigel Barnett / Ken Cross, Reform Candidate ballot access: Write-in candidate access:
Title: 2012 United States elections
Content:  Democratic incumbent President Barack Obama was re-elected, defeating Republican former Massachusetts Governor Mitt Romney. This was the first presidential election since the 2010 Census, which changed the Electoral College vote apportionment. With the advantage of incumbency, Obama faced no major challengers in the Democratic Party primaries. Several candidates competed in the Republican Party primaries; by late April, Romney, a former Governor of Massachusetts, was declared the presumptive Republican nominee. Among the third party candidates, former Governor of New Mexico Gary Johnson was the Libertarian Party nominee, Jill Stein was the Green Party nominee, former Member of the U.S. House of Representatives from Virginia's 5th congressional district Virgil Goode was the Constitution Party nominee, and former Mayor of Salt Lake City Rocky Anderson was the Justice Party nominee.

Question: who is running for vice president with barack obama 2012?
Answer: Joe Biden.