Open Veils · Answer
Why stops tráfico aereal in usa?
A routine fiber-optic upgrade by defense contractor L3Harris triggered the longest US ground stop since 9/11 — not weather, not a cyberattack, but a cascade failure rooted in infrastructure so antiquated that maintenance logs are still kept on paper. 17 of 22 Air Route Traffic Control Centers lost voice and radar stability simultaneously. The FAA needed 45 minutes just to locate the fault because technicians had to manually search physical paper logs.
Evidence
- FAA Administrator Bryan Bedford confirmed that 17 of 22 Air Route Traffic Control Centers experienced 'instability' on both voice and ground communications.
- Critically, the FAA still cannot confirm whether the root cause was technician error or a defective router.
- The deeper structural story, as Reuters framed it, is that this failure is symptomatic: the US ATC system runs on aging technology, faces a shortage of several thousand controllers, and logs maintenance activity on paper.
- The BBC and Reuters both reported this as the longest nationwide grounding of US flights since September 11, 2001, lasting more than four hours before the ground stop was lifted Friday evening.
- Investigators are examining both possibilities, per AP reporting from November 14.