【美媒：华盛顿撞机事故发生时空管人员配置不足】金十数据1月31日讯，据美国《纽约时报》30日报道，美国联邦航空局内部初步调查显示，华盛顿特区29日晚发生客机与军用直升机相撞事故时，机场空中交通管制人员配置不足。报道援引美国联邦航空局的内部报告说，事发时华盛顿里根国家机场的空中交通控制塔工作人员配置“不正常”，负责管理机场附近直升机交通的空管员同时在指导跑道上起降的飞机，而这些工作通常由两名空管员分别承担。
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