__________________________________ NBC News cited a U.S. intelligence official and a top secret National Security Agency briefing. The official was cited as saying that the private emails of "all top national security and trade officials" were targeted, and said the email hacking is still going on. The report said the intrusions all involved the private emails of the officials and not government email accounts which are more secure. This is VOA news. ___________________________________NBC新闻援引自一名美情报官员和国安局高级机密简报.据该官员称中国骇客的目标是"所有国家安全和贸易系统官员"的私人邮件,且非法入侵仍在继续.报道称受到入侵的都是私人邮箱,安全级别较高的政府账号未受影响.VOA新闻.