Sanders earns the rare Geppetto Checkmark, at least until new data are released.
If you believe The Donald's math, he will virtually eliminate the cost of prescription drugs in the United States
A new ad by the Rubio campaign ventures into the statistical fantasyland of Donald Trump.
Once again, politicians and the media blithely repeat a Four-Pinocchio statistic on sex trafficking that does not hold up to scrutiny.
Depending on the estimate cited, the number of victims changes by tens of millions.
Sen. Marco Rubio says Bill Clinton missed four chances to kill Osama bin Laden. Here's what the record shows.
Trump simplifies Cruz's record on immigration, and repeats false claims about undocumented immigrants from Mexico.
Ted Cruz's campaign uses a combination of attack tactics that creates a misleading impression about Donald Trump's eminent domain case.
We look deeper at a key exchange in the 6th Democratic debate.