Thanks to some remarkable reporting from Big Hollywood, it has become increasingly clear the upcoming HBO movie "Game Change" is less a political melodrama than an all-out attempt to destroy the person and reputation of Sarah Palin. The movie is based on a poorly researched book by John Heilemann and Mark Halperin, and it was criticized at the time of its publication by Howard Kurtz, then a media reporter for the Washington Post, and the New York Times for its overreliance on unsourced "deep background" interviews that were difficult to verify. Two of those sources have been revealed, according to...