路透7月31日 - 美国国家运输安全委员会正在调查一架陆军直升机与一架美国航空公司AAL.O支线喷气式飞机相撞并造成67人死亡的事件，调查内容包括空中交通管制人员配备、飞行量、培训和其他程序。
委员会将于周四举行听证会，调查罗纳德-里根华盛顿国家机场在 1月29日波托马克河上空相撞之前的问题，这是20多年来美国死亡人数最多的空难 (link)。
(为便利非英文母语者，路透将其报导自动化翻译为数种其他语言。由于自动化翻译可能有误，或未能包含所需语境，路透不保证自动化翻译文本的准确性，仅是为了便利读者而提供自动化翻译。对于因为使用自动化翻译功能而造成的任何损害或损失，路透不承担任何责任。)
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