That tool was first unveiled for the Washington, D.C., area airports two months ago, on a day when problems with air traffic communications failures also grounded hundreds of flights, after a circuit failed and it was discovered that contractors had accidentally ripped through a fiber line that was supposed to serve as its backup.
https://www.nytimes.com/live/2026/11/13/us/ground-stop-natio...
That tool was first unveiled for the Washington, D.C., area airports two months ago, on a day when problems with air traffic communications failures also grounded hundreds of flights, after a circuit failed and it was discovered that contractors had accidentally ripped through a fiber line that was supposed to serve as its backup.