CNN claimed that Sean Hannity pulled a gun on Juan Williams after an argument, citing “three sources with knowledge of the incident”. Hannity and Williams both said that nothing like that ever happened, but that didn't stop the writer from "standing by" his fake story, even after being corrected.
http://www.breitbart.com/big-journalism/...-argument/
http://www.breitbart.com/big-journalism/...-argument/