Word to Yahoo News: a little knowledge is a dangerous thing.  A "glaring gaffe" suggests an epic blunder like Joe Biden urging a wheelchair bound man to stand up.  More worrisome is the one national intelligence director James Clapper's made on live-TV this week when he displayed total ignorance of a London terrorist plot that even ABC's Diane Sawyer was hip to.To balance the political scales, however, Yahoo embedded in its lead article on Clapper an allusion to a presumably comparable screw-up by Sarah Palin."Palin gaffe makes North Korea an ally" reads the link line to an article with the same headline. Yahoo author Saul Relative, in fact, claims that Palin's remarks may well have damaged her "credibility as a serious contender for a presidential bid in 2012."The seriousness of Palin's error hinges on the meaning of the word "sanction."  Said Palin to Glenn Beck, "We're not having a lot of faith that the White House is...(Read Full Post)