载有6人的医疗飞机在马萨诸塞州海岸附近失踪

1. 核心事实剥离

一架载有6人的医疗飞机在马萨诸塞州海岸附近失联，原新闻明确指出"The aircraft lost communication with flight controllers after significantly dropping in altitude, according to flight data"〔SRC〕，