Thursday's event could shape the narrative of the final weeks of the 2012 presidential campaign.
ABC correspondent Martha Raddatz is under scrutiny as the moderator of the vice-presidential debate between Joe Biden and Paul Ryan.
Ryan hits the books for the last time before tonight's VP debate against Biden; Ann Romney campaigns for husband Mitt.
While Biden preps for the vice-presidential debate, Obama heads south to the University of Miami for a campaign rally.
Free live streams of the debate, which kicks off at 9 p.m. EDT at Centre College in Danville, Ky., are offered on nearly a dozen websites.
President Barack Obama will attend his last fundraiser of the 2012 campaign season on Thursday; Jill Biden will reportedly play a greater role in the final weeks of the presidential campaign.
Obama channeled Seinfeld's George Costanza by making a delayed comeback to Mitt Romney's remarks in their first presidential debate, some critics charge.
Should any questioner have no shame and go ahead with that query, Pizza Hut will reward them with free pizzas for life as part of a promotion.
Romney hits Iowa and Ohio.
Less than a month from the election, a push to register voters.
Two new polls found the president's edge over Mitt Romney has shrunk since last week's presidential debate; Obama travels to California for a day of a fundraising; Jill Biden urges Pennsylvanians to register to vote.
The national unemployment rate dipped below 8 percent in September; Obama travels to Virginia and Ohio; liberals say Obama needs to take a stronger position on Social Security.
Romney hits coal country in Virginia and says his 47 percent comment was "completely wrong."
Recovering from a debate defeat, Obama said Romney should tell the truth about his tax plans if he wants to be president.
The first U.S. presidential debate has broken records on Twitter, and sparked fictional character accounts such as @FiredBigBird.
President Obama travels to Wisconsin as his campaign promises he will get aggressive during his next debate with Romney.
There are a number of options for catching tonight’s Obama-Romney debate, which gets under way at 9 p.m. EST from the University of Denver, on the Internet.
President Barack Obama is traveling to Denver, Colo., for the first presidential debate; the Obama campaign released a Web video and accompanying memo alleging Romney has no specific plans to move the country forward.
The controversial measure will not be in effect for the election.
Vice President Joe Biden travels to North Carolina; Obama has an 18-point edge over Romney among female voters.
Massachusetts Senate Candidate Elizabeth Warren is leading Republican Sen. Scott Brown; a new poll from The Hill reports a majority of likely voters believe President Obama will win a second term.
Only 43 percent of Bloomberg News poll respondents had a favorable view of U.S. presidential candidate Mitt Romney.