Officials are examining black boxes from both aircraft and say they appear to be in good condition and may provide details on what went wrong.

The moments before and after a crash between an American Airlines passenger jet and a military helicopter are detailed in air traffic control audio.

One widely shared claim was that Trump fired 3,000 air traffic controllers shortly after taking office for his second term. One post alone (archived) making this claim had received more than 2.7 million views and 25,