Two weeks ago, a handful of bloggers wrote scathingly about Ken Burns’ use of former Boston Globe columnist Mike Barnicle and historian Doris Kearns Goodwin — two prominent writers who have faced credible plagiarism and fabrication charges that you can read about here, here and here — as prominent interview subjects in Burns’ most recent documentary about baseball, “The Tenth Inning.” Tom Scocca, a blogger for Slate, headlined his September 30 post “Mike Barnicle, Fraud and Plagiarist, Helps Guide America Through Baseball’s Era of Shame.” Scocca, to put it mildly, writes in anger.Speaking of baseball and its scandals, the other...