The two former governors have been criticizing each other about pardons. We find their claims are accurate and reveal starkly different approaches on clemency.
The former Arkansas governor says he had the "most impressive" education record among the GOP pack. But open-ended superlatives are tough to prove, especially when you've got critics.
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.
Presidential candidates often make historical references to emphasize points or justify positions. A lot of the time, though, they get their facts wrong -- to the dismay of historians.
Romney's hard charge on immigration glosses over details of a complex issue.
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.
Each of the candidates running for the Republican nomination for president claims to be a conservative. And each one is -- to a point.
Fred Thompson says Mike Huckabee raised lots of taxes in Arkansas. Huckabee responds that he cut taxes "almost 100 times." We find Thompson on solid ground but Huckabee stretching the truth.
The candidates have been making boasts and attacking each other over who has the most experience. We check their math.
The Republican candidates mixed it up during a lively debate in Orlando. They stretched the truth on crime and defense, while Huckabee was Pants-On-Fire wrong about the Founding Fathers.
In a New Hampshire debate, the GOP candidates discuss immigration, Iraq and chicken dinners for Guantanamo detainees. Some of their facts aren't quite right.