U.S. President Donald Trump said on social media Friday that the Black Hawk helicopter was "flying too high" when it collided with a passenger jet that was approaching the runway at the Reagan ...

周三，美国航空 (American Airlines) 5342号航班通过美国最为拥挤的空中走廊之一、准备降落在里根国家机场 (Reagan National Airport)，当天已有700多架飞机在该机场起降。