CNN shakes up news administration By Jon Friedman, CBS.MarketWatch.com Last Update: 5:40 PM ET Jan. 23, 2004 NEW YORK (CBS.MW) - CNN, a unit of Time Warner, is shaking up its U.S. news organization and announcing a new Washington bureau chief. TRADING CENTER Princell Hair, executive vice president and general manager of CNN's U.S. operations who joined CNN last year, said Friday in an internal statement, a copy of which was obtained by CBSMarketWatch.com, that he is making sweeping changes. In Washington, Hair appointed David Bohrman, the executive producer of Aaron Brown's show "NewsNight," to be the new bureau chief....