However, in the case of McCain and Palin, there just may be good reason to sue the news organizations that are promoting these lies. They are clean, and the lies are pretty bad, and the organizations know they are lies or are reckless about the truth.
"The National Enquirer's coverage of a vicious war within Sarah Palin's extended family includes several newsworthy revelations, including the resulting incredible charge of an affair ..."
"Incredible," as in "not credible." It's parsed that way in the original article, too.