TORONTO - CanWest MediaWorks this morning announced the appointment of Kenton Boston as senior executive producer, Global National and News Specials. In this position, Mr. Boston will be responsible for the overall operations of Global National with Kevin Newman, which is now airing seven days a week with anchor Tara Nelson hosting on the weekends. "Kenton has distinguished himself as one of the best producers in the country,” said Steve Wyatt, senior vice-president, news and information. "His experience and strong leadership skills will be a tremendous asset as we build on the success of Global National." Boston joined Global National...