Donald Trump tried to explain his comments about Sen. John McCain, while Republicans criticized the proposed nuclear deal with Iran.
Republican presidential candidate Donald Trump would not apologize Sunday for claiming Sen. John McCain wasn't a war hero.
A CNN correspondent says the Clinton campaign hasn't provided a clear answer.
• Scott Walker on the Truth-O-Meter
A CNN correspondent says the Clinton campaign hasn't provided a clear answer to a seemingly simple question.
PolitiFact has been fact-checking health care since 2007, from ideas on the campaign trail, to the drafting of legislation in 2009, to the 2010 implementation of the Affordable Care Act and the ensuing legal fights.
Donald Trump announced he was running for president in a lengthy speech that included several inaccurate statements.
New! PolitiFact Sheet: King vs. Burwell
Lincoln Chafee wants to bring the metric system to the United States. On Sunday, he suggested that Ronald Reagan wanted the same thing.
Lincoln Chafee wants the metric system. Did Ronald Reagan?
An innovative project based in Toronto is monitoring the promises of Hassan Rouhani, president of Iran.
Carly Fiorina defended her record at Hewlett-Packard in an interview with NBC's Chuck Todd.