Still fighting to be the candidate who can deliver change, McCain accuses Obama of being too cozy with his party leaders.
Trying to generate some attention for his longshot presidential bid, consumer advocate Ralph Nader shoots at the leaders.
The ever quotable Rudy Giuliani gave PolitiFact lots of things to check this election season. Here's a look back at highlights from the Giuliani file. We mark John Edwards' departure as well.
The Democratic debate in Myrtle Beach featured sharp comments by Barack Obama and Hillary Clinton. We found Clinton continued to distort Obama's comments about Ronald Reagan, while other claims were closer to the truth.
A breakdown of the immigration issue, including candidate-by-candidate positions.
Wondering what Obama has accomplished in the Senate? Here's our examination of the candidates' Senate accomplishments, which was prompted by a New Year's Eve attack by Sen. Joe Biden.
It's a matter of opinion which Democratic front-runner is the candidate of change, but here are some PolitiFact rulings that might help you decide.
We find some truth, some exaggerations and a Pants-on-Fire falsehood at the dual debates in New Hampshire.
They want to be commander in chief, but most of the presidential candidates have not served in the military. Our survey of their resumes finds that five of the 15 candidates have military experience.
Hillary Clinton is right about the tangled rules of federal food inspections. If you think the sandwich rules are silly, check out the guidelines for pepperoni pizza.
Clinton says Obama leaves 15-million uncovered; he calls his plan "universal." Who's right?
We surveyed the 16 candidates to find out which ones have visited Iraq since the start of the war in March 2003. As of December 2007, nine have. Here are our findings along with a brief synopsis of each candidate's position on the war, taken from their Web sites.
In an essay, PolitiFact editor Bill Adair explains why facts are important — and why we nitpick.
Barack Obama says John Edwards is new to populism, but a review of Edwards' political resume shows he has long argued the cause of regular people against economic elites.
The Democrats slugged it out in a Las Vegas debate. We found several claims were true, but Obama was wrong about the probability of lightning strikes vs. undocumented worker prosecutions and Richardson was way off about the popularity of Vice President Cheney and HMOs.
Sen. Clinton's records as first lady are stuck in an archivist quagmire, but that doesn't mean President Clinton couldn't be helping.
The candidates have been making boasts and attacking each other over who has the most experience. We check their math.
Bill Richardson and other critics overstate the drawbacks of John Edwards' decision to take public financing
Edwards bans Washington lobbyist money, but not all lobbyist money.
Courting rural voters, Edwards paints a (too) bleak picture of their schools as he pushes reforms.