Right to work has suddenly been thrust back into the news in Wisconsin. Here's a look at past factchecks on key issues in the debate.
Bill O'Reilly's file
Recent statements by and about Bill O'Reilly
Recent stories featuring Bill O'Reilly
When President Barack Obama said he had no plans to "fundamentally transform" the nation during a Super Bowl Sunday interview, that sent some viewers back to the archives to find a 2008 quote.
Fox News' Bill O'Reilly caught the attention of fact-checkers recently with claims about marijuana and communism.
We examine the federal government's alleged purchase of $16 muffins. It's Mostly False.
We fact-check the Fox News host's sit-down with the president.