报告：中国官员利用习近平专机走私象牙 (Report: Chinese officials used Xi Jinping’s chartered flight to Tanzania to smuggle ivory) Deutsche Welle, November 6, 2014 http://www.dw.de/报告中国官员利用习近平专机走私象牙/a-18044387?maca=chi-rss-chi-ca-1044-rdf