A press freedom group says Iraq continues to lead the world in unsolved murders of journalists. ______________________I'm Ray Kouguell, VOA news, more on our website on the internet at voanews.com. 一家新闻自由组织称,伊拉克悬而未决的记者谋杀案数量仍居世界首位._______________________我是雷库格尔,美国之音新闻,更多内容请浏览美国之音官网.