Audio

[varjohaltia]

NYT has various 9/11 air traffic audio as an interactive feature.

Make sure you really want to go there before following the link.

NEADS
United nine three, have you got information on that yet? 
WASHINGTON
Yeah, he’s down.
NEADS
He’s down?
WASHINGTON
Yes.
NEADS
When did he land? Because we had confirmation —
WASHINGTON
He did not land.